feat(langgraph): migrate LangGraph harness onto unified surface#417

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declan-scale merged 15 commits into

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declan-scale/pr5-langgraph

Jun 22, 2026

Commits on Jun 22, 2026

feat(langgraph): optional on_final_ai_message callback for usage capture

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feat(langgraph): LangGraphTurn + langgraph_usage_to_turn_usage

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test(langgraph): characterization tests for stream_langgraph_events (pre-refactor)

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refactor(langgraph): reimplement stream_langgraph_events on unified surface

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test(langgraph): unified sync path — passthrough and span derivation

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test(langgraph): 4 conformance fixtures (text, tool, reasoning, multi-step)

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test(langgraph): offline integration tests for sync, async, and temporal channels

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feat(langgraph): tutorial agents + CI live-matrix + pyright fixes

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fix(langgraph): restore created_at + docstring-only deprecation for tracing handler (PR 5/6)

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test(langgraph): adapt conformance test to cross-channel runner (AGX1-373)

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fix(langgraph): accumulate multi-step usage in LangGraphTurn [greptile]

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fix(langgraph): sync tutorial span output stores final text, not usage [greptile]

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fix(langgraph): reasoning Start emits ReasoningContent, not TextContent [greptile]

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fix(langgraph): reasoning Start needs non-null style + native async tool

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test(harness): num_llm_calls is None (not 0) for no-usage default cases

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feat(langgraph): migrate LangGraph harness onto unified surface#417

feat(langgraph): migrate LangGraph harness onto unified surface#417
declan-scale merged 15 commits into
nextfrom
declan-scale/pr5-langgraph

Commits on Jun 22, 2026

feat(langgraph): optional on_final_ai_message callback for usage capture

feat(langgraph): LangGraphTurn + langgraph_usage_to_turn_usage

test(langgraph): characterization tests for stream_langgraph_events (pre-refactor)

refactor(langgraph): reimplement stream_langgraph_events on unified surface

test(langgraph): unified sync path — passthrough and span derivation

test(langgraph): 4 conformance fixtures (text, tool, reasoning, multi-step)

test(langgraph): offline integration tests for sync, async, and temporal channels

feat(langgraph): tutorial agents + CI live-matrix + pyright fixes

fix(langgraph): restore created_at + docstring-only deprecation for tracing handler (PR 5/6)

test(langgraph): adapt conformance test to cross-channel runner (AGX1-373)

fix(langgraph): accumulate multi-step usage in LangGraphTurn [greptile]

fix(langgraph): sync tutorial span output stores final text, not usage [greptile]

fix(langgraph): reasoning Start emits ReasoningContent, not TextContent [greptile]

fix(langgraph): reasoning Start needs non-null style + native async tool

test(harness): num_llm_calls is None (not 0) for no-usage default cases