github.com/anthropics/anthropic-sdk-go

Full Changelog: v1.3.0...v1.4.0

Features

• client: allow overriding unions (079149c)

Chores

• internal: codegen related update (853ba1f)

Full Changelog: v1.2.2...v1.3.0

Features

• client: add support for new text_editor_20250429 tool (b33c543)

Full Changelog: v1.2.1...v1.2.2

Bug Fixes

• client: access subunions properly (f29c162)
• fix error (bbc002c)

Chores

• make go mod tidy continue on error (ac184b4)

Full Changelog: v1.2.0...v1.2.1

Chores

• examples: clean up MCP example (66f406a)
• internal: fix release workflows (6a0ff4c)

Full Changelog: v1.1.0...v1.2.0

Features

• api: add claude 4 models, files API, code execution tool, MCP connector and more (b2e5cbf)

Bug Fixes

• tests: fix model testing for anthropic.CalculateNonStreamingTimeout (9956842)

Full Changelog: v1.0.0...v1.1.0

Features

• api: add claude 4 models, files API, code execution tool, MCP connector and more (2740935)

Bug Fixes

• tests: fix model testing for anthropic.CalculateNonStreamingTimeout (f1aa0a1)

Full Changelog: v0.2.0-beta.4...v1.0.0

⚠ BREAKING CHANGES

• client: rename variant constructors
• client: remove is present

Features

• client: improve variant constructor names (227c96b)
• client: rename variant constructors (078fad6)

Bug Fixes

• client: correctly set stream key for multipart (f17bfe0)
• client: don't panic on marshal with extra null field (d67a151)
• client: elide nil citations array (09cadec)
• client: fix bug with empty tool inputs and citation deltas in Accumulate (f4ac348)
• client: increase max stream buffer size (18a6ccf)
• client: remove is present (385d99f)
• client: resolve naming collisions in union variants (2cb6904)
• client: use scanner for streaming (82a2840)

Chores

• examples: remove fmt (872e055)
• formatting (1ce0ee8)
• improve devcontainer setup (9021490)

Documentation

• upgrade security note to warning (#346) (83e70de)

Full Changelog: v0.2.0-beta.3...v0.2.0-beta.4

⚠ BREAKING CHANGES

• client: clearer array variant names
• client: rename resp package
• client: improve core function names
• client: improve union variant names
• client: improve param subunions & deduplicate types

Features

• api: adds web search capabilities to the Claude API (9ca314a)
• api: extract ContentBlockDelta events into their own schemas (#165) (6d75486)
• api: manual updates (d405f97)
• api: manual updates (e1326cd)
• api: manual updates (a92a382)
• api: manual updates (59bd507)
• client: add dynamic streaming buffer to handle large lines (510e099)
• client: add escape hatch to omit required param fields (#175) (6df8184)
• client: add helper method to generate constant structs (015e8bc)
• client: add support for endpoint-specific base URLs in python (44645c9)
• client: add support for reading base URL from environment variable (835e632)
• client: clearer array variant names (1fdea8f)
• client: experimental support for unmarshalling into param structs (94c8fa4)
• client: improve param subunions & deduplicate types (8daacf6)
• client: make response union's AsAny method type safe (#174) (f410ed0)
• client: rename resp package (8e7d278)
• client: support custom http clients (#177) (ff7a793)
• client: support more time formats (af2df86)
• client: support param struct overrides (#167) (e0d5eb0)
• client: support unions in query and forms (#171) (6bf1ce3)

Bug Fixes

• client: clean up reader resources (2234386)
• client: correctly update body in WithJSONSet (f531c77)
• client: deduplicate stop reason type (#155) (0f985ad)
• client: fix bug where types occasionally wouldn't generate (8988713)
• client: improve core function names (0a2777f)
• client: improve union variant names (92718fd)
• client: include path for type names in example code (5bbe836)
• client: resolve issue with optional multipart files (e2af94c)
• client: return error on bad custom url instead of panic (#169) (b086b55)
• client: support multipart encoding array formats (#170) (611a25a)
• client: time format encoding fix (d589846)
• client: unmarshal responses properly (8344a1c)
• client: unmarshal stream events into fresh memory (#168) (9cc1257)
• handle empty bodies in WithJSONSet (0bad01e)
• internal: fix type changes (d8ef353)
• pagination: handle errors when applying options (2381476)

Chores

• ci: add timeout thresholds for CI jobs (335e9f0)
• ci: only use depot for staging repos (6818451)
• ci: run on more branches and use depot runners (b0ca09d)
• client: use new opt conversion (#184) (58dc74f)
• docs: doc improvements (#173) (aebe8f6)
• docs: document pre-request options (8f5eb18)
• docs: readme improvements (#176) (b5769ff)
• docs: update file uploads in README (#166) (a4a36bf)
• docs: update respjson package name (28910b5)
• internal: expand CI branch coverage (#178) (900e2df)
• internal: reduce CI branch coverage (343f6c6)
• internal: remove CI condition (#160) (adfa1e2)
• internal: update config (#157) (46f0194)
• readme: improve formatting (66be9bb)

Documentation

• remove or fix invalid readme examples (142576c)
• update documentation links to be more uniform (457122b)

Full Changelog: v0.2.0-beta.2...v0.2.0-beta.3

Chores

• add hash of OpenAPI spec/config inputs to .stats.yml (#154) (76b91b5)
• fix typos (#152) (1cf6a6a)

Full Changelog: v0.2.0-beta.1...v0.2.0-beta.2

Bug Fixes

• client: use raw json for tool input (1013c2b)

Chores

• add request options to client tests (#150) (7c70ae1)

Full Changelog: v0.2.0-alpha.13...v0.2.0-beta.1

⚠ BREAKING CHANGES

• api: migrate to v2

Features

• add SKIP_BREW env var to ./scripts/bootstrap (#137) (4057111)
• api: migrate to v2 (fcd95eb)
• client: accept RFC6838 JSON content types (#139) (78d17cd)
• client: allow custom baseurls without trailing slash (#135) (9b30fce)
• client: improve default client options support (07f82a6)
• client: improve default client options support (#142) (f261355)
• client: support v2 (#147) (6b3af98)

Chores

• docs: clarify breaking changes (#146) (a2586b4)
• internal: codegen metadata (ce0eca2)
• internal: remove extra empty newlines (#143) (2ed1584)

Refactors

• tidy up dependencies (#140) (289cc1b)