v0.6.2 (2025-08-07)

What's Changed

• Add builtin_tools to Agent by @mattbrandman in #2102

New Contributors

• @mattbrandman made their first contribution in #2102

Full Changelog: v0.6.1...v0.6.2

v0.6.1 (2025-08-07)

What's Changed

• Automatically use OpenAI strict mode for strict-compatible native output types by @DouweM in #2447
• Make InlineDefsJsonSchemaTransformer public by @DouweM in #2455
• Send ThinkingParts back to Anthropic used through Bedrock by @DouweM in #2454
• Support AWS_BEARER_TOKEN_BEDROCK API key env var by @DouweM in #2456
• Add new Heroku models by @Kludex in #2459

Full Changelog: v0.6.0...v0.6.1

v0.6.0 (2025-08-06)

What's Changed

• Remove older deprecated models and add new model of Anthropic by @medaminezghal in #2435
• BREAKING CHANGE: Remove next() method from Graph by @Kludex in #2440
• BREAKING CHANGE: Remove data from FinalResult by @Kludex in #2443
• BREAKING CHANGE: Remove get_data and validate_structured_result from StreamedRunResult by @Kludex in #2445
• docs: add griffe_warnings_deprecated by @Kludex in #2444
• BREAKING CHANGE: Remove format_as_xml module by @Kludex in #2446
• BREAKING CHANGE: Remove result_type parameter and similar from Agent by @Kludex in #2441
• Deprecate GoogleGLAProvider and GoogleVertexProvider by @Kludex in #2450
• BREAKING CHANGE: drop 4 months old deprecation warnings by @Kludex in #2451

Full Changelog: v0.5.1...v0.6.0

v0.5.1 (2025-08-06)

What's Changed

• google: add more information about schema on union by @Kludex in #2426
• Deprecate GeminiModel in favor of GoogleModel by @Kludex in #2416
• Use httpx on GoogleProvider by @Kludex in #2438

New Contributors

• @Tiksagol made their first contribution in #2427

Full Changelog: v0.5.0...v0.5.1

v0.5.0 (2025-08-04)

What's Changed

• Breaking Change: The EvaluationReport.print and EvaluationReport.console_table methods now require most arguments be passed by keyword. by @dmontagu in #2163
• Breaking Change: The source field of an EvaluationResult is now of type EvaluatorSpec rather than the actual source Evaluator instance, to help with serialization/deserialization by @dmontagu in #2388
• Let more BaseModels use OpenAI strict JSON mode by defaulting to additionalProperties=False by @DouweM in #2419
• Allow string format, pattern and others in OpenAI strict JSON mode by @DouweM in #2420
• Include default values in tool arguments JSON schema by @DouweM in #2418
• Fix ImageUrl, VideoUrl, AudioUrl and DocumentUrl not being serializable by @DouweM in #2422
• Fix test_download_item_no_content_type test failing on macOS by @strawgate in #2404
• Document performance implications of async vs sync tools by @GuillermoBlasco in #2298
• Document that tools become toolset internally by @HamzaFarhan in #2395
• docs: add missing optional packages in install.md by @Kludex in #2412

New Contributors

• @GuillermoBlasco made their first contribution in #2298

Full Changelog: v0.4.11...v0.5.0

v0.4.11 (2025-08-01)

What's Changed

• Add convenience functions to handle AG-UI requests with request-specific deps by @DouweM in #2397
• Support custom thinking tags specified on the model profile by @xjose97x in #2364
• Rename gemini-2.5-flash-lite-preview-06-17 to gemini-2.5-flash-lite as it's out of preview by @ethan01x in #2387
• Fix toggleable toolset example so toolset state is not shared across agent runs by @DouweM in #2396
• Docs: add an example of using RunContext to pass data among tools by @tonyxwz in #2316

New Contributors

• @tonyxwz made their first contribution in #2316
• @ethan01x made their first contribution in #2387
• @xjose97x made their first contribution in #2364

Full Changelog: v0.4.10...v0.4.11

v0.4.10 (2025-07-30)

What's Changed

• Fix parallel tool calling with tools returning ToolReturn with content by @DouweM in #2365
• Always enter Toolset context when running agent by @strawgate in #2361
• Add priority service_tier to OpenAIModelSettings and respect it in OpenAIResponsesModel by @akenarsari in #2368
• Add HTTP Referer request header to Vercel AI Gateway provider by @joshualipman123 in #2369

New Contributors

• @akenarsari made their first contribution in #2368

Full Changelog: v0.4.9...v0.4.10

v0.4.9 (2025-07-28)

What's Changed

• Ensure AG-UI state is isolated between requests by @DouweM in #2343
• Refine retry logic for parallel tool calling by @DouweM in #2317
• Fix AgentStream.stream_output and StreamedRunResult.stream_structured with output tools by @DouweM in #2314
• Allow default in tool schema with Gemini by @strawgate in #2309

Full Changelog: v0.4.8...v0.4.9

v0.4.8 (2025-07-28)

What's Changed

• Add tenacity utilities/integration for improved retry handling by @dmontagu in #2282
• fix: close initialized MCP server if any MCP server fails to initalize by @hartungstenio in #2312
• Adding thinkingpart to otel_events in ModelResponse by @adtyavrdhn in #2237
• Fix: TypeError in MCPServerSSE due to improper initialization by @tradeqvest in #2319
• Fix: AG-UI assistant text and tool call order by @ChuckJonas in #2328

New Contributors

• @hartungstenio made their first contribution in #2312
• @tradeqvest made their first contribution in #2319
• @ChuckJonas made their first contribution in #2328

Full Changelog: v0.4.7...v0.4.8

v0.4.7 (2025-07-24)

What's Changed

• Add MoonshotAI provider with Kimi-K2 model support by @zachmayer in #2211
• Add Vercel AI Gateway provider by @joshualipman123 in #2277
• Support passing files uploaded to Gemini Files API and setting custom media type by @dprov in #2270
• Parse '' tags in streamed text as thinking parts by @DouweM in #2290
• Rename MCPServer sse_read_timeout to read_timeout and pass to ClientSession by @AntSan813 in #2240
• Update cohere and MCP, add support for MCP ResourceLink returned from tools by @medaminezghal in #2094
• Ignore empty text alongside tool calls when streaming from Ollama by @DouweM in #2286
• Ignore leading whitespace when streaming text, fixing run_stream + Ollama + Qwen3 by @DouweM in #2294
• Fix AG-UI parallel tool calls by @DouweM in #2301
• Fix initial tool call args not being streamed with AG-UI by @DouweM in #2303
• Handle None created timestamp coming from OpenRouter API by @R0boji in #2247
• Update MCP docs to show you can pass ssl options via the http_client arg by @assadyousuf in #2214
• Include ThinkingPart in messages.md API documentation graph by @lfloeer in #2299

New Contributors

• @R0boji made their first contribution in #2247
• @AntSan813 made their first contribution in #2240
• @joshualipman123 made their first contribution in #2277
• @dprov made their first contribution in #2270

Full Changelog: v0.4.6...v0.4.7