---
title: "Tool result records: fast-agent"
description: "Every probe record for fast-agent. 85 records, version 0.10.53, registry entry fast-agent. Overlay data/verified/fast-agent.json."
canonical: https://canimcp.io/tool-results/fast-agent
last-updated: 2026-11-11
---

# Tool result records: fast-agent

The verdict line for each probe run, with a link to the record and its captures. The cross-client matrix is on [Tool result handling, verified](/tool-results.md).

85 records, version `0.10.53`, registry entry [fast-agent](/clients/fast-agent.md). Overlay `data/verified/fast-agent.json`.

| Scenario | Config | Run | At | Version | Verdict |
|---|---|---|---|---|---|
| [app_only](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/default/both-http/tools.result.app_only/record.json) | default | http | `2026-07-28` | 0.10.53 | tool not offered to the model |
| [app_only](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/default/both-stdio/tools.result.app_only/record.json) | default | stdio | `2026-07-28` | 0.10.53 | tool not offered to the model |
| [app_only](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/anthropic/both-stdio/tools.result.app_only/record.json) | anthropic | stdio | `2026-07-28` | 0.10.53 | tool not offered to the model |
| [app_only](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/legacy/both-stdio/tools.result.app_only/record.json) | legacy | stdio | `2025-11-25` | 0.10.53 | tool not offered to the model |
| [app_only](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/modern/both-stdio/tools.result.app_only/record.json) | modern | stdio | `2026-07-28` | 0.10.53 | tool not offered to the model |
| [meta_only](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/default/both-http/tools.result.meta_only/record.json) | default | http | `2026-07-28` | 0.10.53 | […] content only (1x, as text, _meta did not reach the model) |
| [meta_only](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/default/both-stdio/tools.result.meta_only/record.json) | default | stdio | `2026-07-28` | 0.10.53 | […] content only (1x, as text, _meta did not reach the model) |
| [meta_only](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/anthropic/both-stdio/tools.result.meta_only/record.json) | anthropic | stdio | `2026-07-28` | 0.10.53 | […] content only (1x, as text, _meta did not reach the model) |
| [meta_only](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/legacy/both-stdio/tools.result.meta_only/record.json) | legacy | stdio | `2025-11-25` | 0.10.53 | […] content only (1x, as text, _meta did not reach the model) |
| [meta_only](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/modern/both-stdio/tools.result.meta_only/record.json) | modern | stdio | `2026-07-28` | 0.10.53 | […] content only (1x, as text, _meta did not reach the model) |
| [with_meta](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/default/both-http/tools.result.with_meta/record.json) | default | http | `2026-07-28` | 0.10.53 | {…} structuredContent only (1x, as json, _meta did not reach the model) |
| [with_meta](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/default/both-stdio/tools.result.with_meta/record.json) | default | stdio | `2026-07-28` | 0.10.53 | {…} structuredContent only (1x, as json, _meta did not reach the model) |
| [with_meta](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/anthropic/both-stdio/tools.result.with_meta/record.json) | anthropic | stdio | `2026-07-28` | 0.10.53 | {…} structuredContent only (1x, as json, _meta did not reach the model) |
| [with_meta](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/legacy/both-stdio/tools.result.with_meta/record.json) | legacy | stdio | `2025-11-25` | 0.10.53 | {…} structuredContent only (1x, as json, _meta did not reach the model) |
| [with_meta](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/modern/both-stdio/tools.result.with_meta/record.json) | modern | stdio | `2026-07-28` | 0.10.53 | {…} structuredContent only (1x, as json, _meta did not reach the model) |
| [audience_user](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/default/both-http/tools.result.audience_user/record.json) | default | http | `2026-07-28` | 0.10.53 | {…} structuredContent only (1x, as json) |
| [audience_user](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/default/both-stdio/tools.result.audience_user/record.json) | default | stdio | `2026-07-28` | 0.10.53 | {…} structuredContent only (1x, as json) |
| [audience_user](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/anthropic/both-stdio/tools.result.audience_user/record.json) | anthropic | stdio | `2026-07-28` | 0.10.53 | {…} structuredContent only (1x, as json) |
| [audience_user](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/legacy/both-stdio/tools.result.audience_user/record.json) | legacy | stdio | `2025-11-25` | 0.10.53 | {…} structuredContent only (1x, as json) |
| [audience_user](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/modern/both-stdio/tools.result.audience_user/record.json) | modern | stdio | `2026-07-28` | 0.10.53 | {…} structuredContent only (1x, as json) |
| [empty_object](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/default/both-http/tools.result.empty_object/record.json) | default | http | `2026-07-28` | 0.10.53 | "…" client error text, no fixture field: "Failed to call_tool 'probe_empty_object' on server 'probe': 2 validation errors " |
| [empty_object](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/default/both-stdio/tools.result.empty_object/record.json) | default | stdio | `2026-07-28` | 0.10.53 | "…" client error text, no fixture field: "Failed to call_tool 'probe_empty_object' on server 'probe': 2 validation errors " |
| [empty_object](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/anthropic/both-stdio/tools.result.empty_object/record.json) | anthropic | stdio | `2026-07-28` | 0.10.53 | "…" client error text, no fixture field: "[{\"type\":\"text\",\"text\":\"Failed to call_tool 'probe_empty_object' on server 'prob" |
| [empty_object](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/legacy/both-stdio/tools.result.empty_object/record.json) | legacy | stdio | `2025-11-25` | 0.10.53 | "…" client error text, no fixture field: "Failed to call_tool 'probe_empty_object' on server 'probe': 1 validation error f" |
| [empty_object](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/modern/both-stdio/tools.result.empty_object/record.json) | modern | stdio | `2026-07-28` | 0.10.53 | "…" client error text, no fixture field: "Failed to call_tool 'probe_empty_object' on server 'probe': 2 validation errors " |
| [large](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/default/both-http/tools.result.large/record.json) | default | http | `2026-07-28` | 0.10.53 | {…} structuredContent only (1x, as text) |
| [large](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/default/both-stdio/tools.result.large/record.json) | default | stdio | `2026-07-28` | 0.10.53 | {…} structuredContent only (1x, as text) |
| [large](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/anthropic/both-stdio/tools.result.large/record.json) | anthropic | stdio | `2026-07-28` | 0.10.53 | {…} structuredContent only (1x, as text) |
| [large](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/legacy/both-stdio/tools.result.large/record.json) | legacy | stdio | `2025-11-25` | 0.10.53 | {…} structuredContent only (1x, as text) |
| [large](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/modern/both-stdio/tools.result.large/record.json) | modern | stdio | `2026-07-28` | 0.10.53 | {…} structuredContent only (1x, as text) |
| [no_content_key](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/default/both-http/tools.result.no_content_key/record.json) | default | http | `2026-07-28` | 0.10.53 | "…" client error text, no fixture field: "Failed to call_tool 'probe_no_content_key' on server 'probe': 2 validation error" |
| [no_content_key](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/default/both-stdio/tools.result.no_content_key/record.json) | default | stdio | `2026-07-28` | 0.10.53 | "…" client error text, no fixture field: "Failed to call_tool 'probe_no_content_key' on server 'probe': 2 validation error" |
| [no_content_key](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/anthropic/both-stdio/tools.result.no_content_key/record.json) | anthropic | stdio | `2026-07-28` | 0.10.53 | "…" client error text, no fixture field: "[{\"type\":\"text\",\"text\":\"Failed to call_tool 'probe_no_content_key' on server 'pr" |
| [no_content_key](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/legacy/both-stdio/tools.result.no_content_key/record.json) | legacy | stdio | `2025-11-25` | 0.10.53 | "…" client error text, no fixture field: "Failed to call_tool 'probe_no_content_key' on server 'probe': 1 validation error" |
| [no_content_key](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/modern/both-stdio/tools.result.no_content_key/record.json) | modern | stdio | `2026-07-28` | 0.10.53 | "…" client error text, no fixture field: "Failed to call_tool 'probe_no_content_key' on server 'probe': 2 validation error" |
| [is_error](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/default/both-http/tools.result.is_error/record.json) | default | http | `2026-07-28` | 0.10.53 | {…} structuredContent only (1x, as json) |
| [is_error](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/default/both-stdio/tools.result.is_error/record.json) | default | stdio | `2026-07-28` | 0.10.53 | {…} structuredContent only (1x, as json) |
| [is_error](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/anthropic/both-stdio/tools.result.is_error/record.json) | anthropic | stdio | `2026-07-28` | 0.10.53 | {…} structuredContent only (1x, as json) |
| [is_error](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/legacy/both-stdio/tools.result.is_error/record.json) | legacy | stdio | `2025-11-25` | 0.10.53 | {…} structuredContent only (1x, as json) |
| [is_error](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/modern/both-stdio/tools.result.is_error/record.json) | modern | stdio | `2026-07-28` | 0.10.53 | {…} structuredContent only (1x, as json) |
| [with_image](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/default/both-http/tools.result.with_image/record.json) | default | http | `2026-07-28` | 0.10.53 | {…} structuredContent only (1x, as json) |
| [with_image](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/default/both-stdio/tools.result.with_image/record.json) | default | stdio | `2026-07-28` | 0.10.53 | {…} structuredContent only (1x, as json) |
| [with_image](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/anthropic/both-stdio/tools.result.with_image/record.json) | anthropic | stdio | `2026-07-28` | 0.10.53 | {…} structuredContent only (1x, as blocks) |
| [with_image](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/legacy/both-stdio/tools.result.with_image/record.json) | legacy | stdio | `2025-11-25` | 0.10.53 | {…} structuredContent only (1x, as json) |
| [with_image](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/modern/both-stdio/tools.result.with_image/record.json) | modern | stdio | `2026-07-28` | 0.10.53 | {…} structuredContent only (1x, as json) |
| [schema_match](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/default/both-http/tools.result.schema_match/record.json) | default | http | `2026-07-28` | 0.10.53 | {…} structuredContent only (1x, as json) |
| [schema_match](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/default/both-stdio/tools.result.schema_match/record.json) | default | stdio | `2026-07-28` | 0.10.53 | {…} structuredContent only (1x, as json) |
| [schema_match](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/anthropic/both-stdio/tools.result.schema_match/record.json) | anthropic | stdio | `2026-07-28` | 0.10.53 | {…} structuredContent only (1x, as json) |
| [schema_match](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/legacy/both-stdio/tools.result.schema_match/record.json) | legacy | stdio | `2025-11-25` | 0.10.53 | {…} structuredContent only (1x, as json) |
| [schema_match](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/modern/both-stdio/tools.result.schema_match/record.json) | modern | stdio | `2026-07-28` | 0.10.53 | {…} structuredContent only (1x, as json) |
| [schema_mismatch](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/default/both-http/tools.result.schema_mismatch/record.json) | default | http | `2026-07-28` | 0.10.53 | "…" client error text, no fixture field: "Failed to call_tool 'probe_schema_mismatch' on server 'probe': Invalid structure" |
| [schema_mismatch](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/default/both-stdio/tools.result.schema_mismatch/record.json) | default | stdio | `2026-07-28` | 0.10.53 | "…" client error text, no fixture field: "Failed to call_tool 'probe_schema_mismatch' on server 'probe': Invalid structure" |
| [schema_mismatch](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/anthropic/both-stdio/tools.result.schema_mismatch/record.json) | anthropic | stdio | `2026-07-28` | 0.10.53 | "…" client error text, no fixture field: "[{\"type\":\"text\",\"text\":\"Failed to call_tool 'probe_schema_mismatch' on server 'p" |
| [schema_mismatch](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/legacy/both-stdio/tools.result.schema_mismatch/record.json) | legacy | stdio | `2025-11-25` | 0.10.53 | "…" client error text, no fixture field: "Failed to call_tool 'probe_schema_mismatch' on server 'probe': Invalid structure" |
| [schema_mismatch](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/modern/both-stdio/tools.result.schema_mismatch/record.json) | modern | stdio | `2026-07-28` | 0.10.53 | "…" client error text, no fixture field: "Failed to call_tool 'probe_schema_mismatch' on server 'probe': Invalid structure" |
| [mirror](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/default/both-http/tools.result.mirror/record.json) | default | http | `2026-07-28` | 0.10.53 | payload once (as json) |
| [mirror](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/default/both-stdio/tools.result.mirror/record.json) | default | stdio | `2026-07-28` | 0.10.53 | payload once (as json) |
| [mirror](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/anthropic/both-stdio/tools.result.mirror/record.json) | anthropic | stdio | `2026-07-28` | 0.10.53 | payload once (as json) |
| [mirror](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/legacy/both-stdio/tools.result.mirror/record.json) | legacy | stdio | `2025-11-25` | 0.10.53 | payload once (as json) |
| [mirror](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/modern/both-stdio/tools.result.mirror/record.json) | modern | stdio | `2026-07-28` | 0.10.53 | payload once (as json) |
| [sc_empty](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/default/both-http/tools.result.sc_empty/record.json) | default | http | `2026-07-28` | 0.10.53 | "…" no marker reached the model; payload: "{}" |
| [sc_empty](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/default/both-stdio/tools.result.sc_empty/record.json) | default | stdio | `2026-07-28` | 0.10.53 | "…" no marker reached the model; payload: "{}" |
| [sc_empty](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/anthropic/both-stdio/tools.result.sc_empty/record.json) | anthropic | stdio | `2026-07-28` | 0.10.53 | "…" no marker reached the model; payload: "[{\"type\":\"text\",\"text\":\"{}\"}]" |
| [sc_empty](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/legacy/both-stdio/tools.result.sc_empty/record.json) | legacy | stdio | `2025-11-25` | 0.10.53 | "…" no marker reached the model; payload: "{}" |
| [sc_empty](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/modern/both-stdio/tools.result.sc_empty/record.json) | modern | stdio | `2026-07-28` | 0.10.53 | "…" no marker reached the model; payload: "{}" |
| [sc_null](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/default/both-http/tools.result.sc_null/record.json) | default | http | `2026-07-28` | 0.10.53 | […] content only (1x, as text) |
| [sc_null](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/default/both-stdio/tools.result.sc_null/record.json) | default | stdio | `2026-07-28` | 0.10.53 | […] content only (1x, as text) |
| [sc_null](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/anthropic/both-stdio/tools.result.sc_null/record.json) | anthropic | stdio | `2026-07-28` | 0.10.53 | […] content only (1x, as text) |
| [sc_null](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/legacy/both-stdio/tools.result.sc_null/record.json) | legacy | stdio | `2025-11-25` | 0.10.53 | […] content only (1x, as text) |
| [sc_null](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/modern/both-stdio/tools.result.sc_null/record.json) | modern | stdio | `2026-07-28` | 0.10.53 | […] content only (1x, as text) |
| [sc_string](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/default/both-http/tools.result.sc_string/record.json) | default | http | `2026-07-28` | 0.10.53 | {…} structuredContent only (1x, as text) |
| [sc_string](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/default/both-stdio/tools.result.sc_string/record.json) | default | stdio | `2026-07-28` | 0.10.53 | {…} structuredContent only (1x, as text) |
| [sc_string](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/anthropic/both-stdio/tools.result.sc_string/record.json) | anthropic | stdio | `2026-07-28` | 0.10.53 | {…} structuredContent only (1x, as text) |
| [sc_string](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/legacy/both-stdio/tools.result.sc_string/record.json) | legacy | stdio | `2025-11-25` | 0.10.53 | "…" client error text, no fixture field: "Failed to call_tool 'probe_sc_string' on server 'probe': 1 validation error for " |
| [sc_string](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/modern/both-stdio/tools.result.sc_string/record.json) | modern | stdio | `2026-07-28` | 0.10.53 | {…} structuredContent only (1x, as text) |
| [structured_only](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/default/both-http/tools.result.structured_only/record.json) | default | http | `2026-07-28` | 0.10.53 | {…} structuredContent only (1x, as json) |
| [structured_only](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/default/both-stdio/tools.result.structured_only/record.json) | default | stdio | `2026-07-28` | 0.10.53 | {…} structuredContent only (1x, as json) |
| [structured_only](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/anthropic/both-stdio/tools.result.structured_only/record.json) | anthropic | stdio | `2026-07-28` | 0.10.53 | {…} structuredContent only (1x, as json) |
| [structured_only](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/legacy/both-stdio/tools.result.structured_only/record.json) | legacy | stdio | `2025-11-25` | 0.10.53 | {…} structuredContent only (1x, as json) |
| [structured_only](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/modern/both-stdio/tools.result.structured_only/record.json) | modern | stdio | `2026-07-28` | 0.10.53 | {…} structuredContent only (1x, as json) |
| [summary_and_data](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/default/both-http/tools.result.summary_and_data/record.json) | default | http | `2026-07-28` | 0.10.53 | {…} structuredContent only (1x, as json) |
| [summary_and_data](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/default/both-stdio/tools.result.summary_and_data/record.json) | default | stdio | `2026-07-28` | 0.10.53 | {…} structuredContent only (1x, as json) |
| [summary_and_data](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/anthropic/both-stdio/tools.result.summary_and_data/record.json) | anthropic | stdio | `2026-07-28` | 0.10.53 | {…} structuredContent only (1x, as json) |
| [summary_and_data](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/legacy/both-stdio/tools.result.summary_and_data/record.json) | legacy | stdio | `2025-11-25` | 0.10.53 | {…} structuredContent only (1x, as json) |
| [summary_and_data](https://github.com/olaservo/canimcp/blob/main/probe/runs/fast-agent@0.10.53/modern/both-stdio/tools.result.summary_and_data/record.json) | modern | stdio | `2026-07-28` | 0.10.53 | {…} structuredContent only (1x, as json) |