[runwayml-machine-account]

Automated Release PR

4.25.0 (2026-10-23)

Features

• add Grok Imagine Video 1.5 Lite and Eleven v4 text-to-speech models (2c2b936)
• add Ideogram 4.0 and 4.5 text-to-image models (a211ede)
• add image generation options (d66571c)
• add Kling 4.0 video generation (bec4e23)
• add Nano Banana 2 Lite and expand image and video model support (1f9d4c5)
• add new models, image options, and audit-log actions (60b27dc)
• add polling support to avatarVideos.create() (7ab7236)
• add Seedance and Veo generation options (37cdb70)
• add SKIP_BREW env var to ./scripts/bootstrap (#70) (fbe3af3)
• add video-to-audio and newly released image and audio models (7b94923)
• api: Act Two, credit usage endpoints (d437388)
• api: Add 720p t2i ratios (226e57c)
• api: add ad_localization recipe (381c1d5)
• api: add avatar_videos resource (a6e2971)
• api: add avatar, voice, document, and realtime session endpoints (67e7d93)
• api: Add document update endpoint (16d3605)
• api: Add Gemini 2.5 Flash Image to t2i (97c5828)
• api: Add gen4_image_turbo model (e4c491b)
• api: add magnific video upscale model (e73f696)
• api: add Model Router CRUD and routed video generation (0e0047e)
• api: add Model Router image and audio generation (abe2515)
• api: Add new avatar and voice routes (64dffce)
• api: add outpaint support for Aleph 2.0 (2830b88)
• api: add outputCount and quality to marketing stock image (9a9ae1b)
• api: add realtime session external integrations (7e6f7e4)
• api: add seed_audio model (e13105b)
• api: add seedance2_mini and gemini_omni_flash models (0fc27cf)
• api: Add speech to speech (0d0d76b)
• api: add tools parameter to realtime sessions (c882c8c)
• api: add Video to HDR (d9f546a)
• api: add Video to HDR (e43d39f)
• api: Add video upscale endpoint (86ade6d)
• api: add workflow invocation polling support (97ddbce)
• api: add workflows and workflow invocations resources (244eaef)
• api: Added speech to speech (27dcfbb)
• api: Additional i2v durations (0df86ce)
• api: Aleph2 (4b028c0)
• api: api update (5829348)
• api: API version 2024-11-06 (#29) (1a83bac)
• api: Autogen spec updates (568199e)
• api: Awaitability on new resources (cc401e5)
• api: Deprecate v2v ratio (64bf759)
• api: document product_ad 2026-07 (8824afb)
• api: expose generate image and audio endpoints (15567a1)
• api: Finish migrating to typescript sdk (98c0815)
• api: gemini 3 pro (1a56448)
• api: gemini_3_pro t2i (5ed12e8)
• api: Gen-4 Aleph (e3171be)
• api: Gen-4 Image (text-to-image) support (348a4c9)
• api: Gen-4.5 t2v+i2v (4c46a95)
• api: gpt_image_2 (bf73ef6)
• api: Image upscale endpoint (48ce6da)
• api: manual updates (f07a24a)
• api: Recipes, aleph2 range (1c5790c)
• api: Remove unreleased model (0d56ef3)
• api: Remove video_upscale resource (bc1618a)
• api: Revert G3P changes (20d9b0d)
• api: SD2, HH1 (d028584)
• api: SDK updates, contentModeration for i2v (1f8bde8)
• api: Seedance 2.5 1080p, Grok Imagine Video 1.5, Grok Imagine Image 2 (7a1bcaa)
• api: seedance2 (ef7934e)
• api: seedance2_fast (798ab32)
• api: Seedream 5 Pro/Lite + negativePrompt for Veo models (bc2c6fc)
• api: Set latest default API version (#31) (844bf94)
• api: Sound effects endpoint (4779d32)
• api: stlc build onto staging next (1eccef9)
• api: Sunset upscale endpoint (e899d15)
• api: Support ephemeral uploads (939e7d7)
• api: Text to Speech update (6abcae5)
• api: Typescript migration (360a69c)
• api: Update discriminated union schema (e5174dd)
• api: Update OpenAPI copy for asset URL and media field descriptions (de3212c)
• api: Update t2v parameters (780b5e3)
• api: update via SDK Studio (#18) (846ce77)
• api: Update with gen4_turbo, org endpoint (#96) (cbd8766)
• api: Veo 3.1 and Veo 3.1 Fast (d0ba4af)
• api: Veo3 integration (ea3a3d3)
• api: veo3.1 audio parameter (bddb6e5)
• api: Voice dubbing and isolation (59da30f)
• client: accept RFC6838 JSON content types (#72) (fce90b2)
• client: add generate.video.preview for dry-run routing (be6563c)
• client: add recipe endpoints to config (4f10d98)
• client: add support for endpoint-specific base URLs (10f3bc9)
• client: Handle new discriminated task responses (6dbdb43)
• client: Make recipes waitable (8ca5de7)
• client: Make t2s awaitable (cd44157)
• client: Make t2v waitable (26314cd)
• client: make video to hdr waitable (95aee4a)
• client: make video upscale waitable (882d9a7)
• client: send retry count header (#15) (5994394)
• client: waitForTaskOutput only returns successes (1d94aed)
• docs: Update docs URL (c6c3ade)
• initial stlc build (c73d393)
• internal: Cleanup, migration docs (13429e8)
• internal: make git install file structure match npm (#38) (d784a50)
• readme: Fix for readme example (774fbf3)
• readme: gen4_turbo ratio (d67afb0)
• support setting headers via env (2db5865)

Bug Fixes

• api: Add missing 1080p sizes (f7b0ee2)
• api: Fix bad extra param (3479da2)
• api: Fix for parameters with missing descriptions (fa0bca8)
• api: improve type resolution when importing as a package (#89) (5efca73)
• api: Make ratio a required parameter for i2v (e336bf6)
• api: Remove invalid 4.5 i2v ratio (764b728)
• api: remove range param (34be816)
• api: remove spurious api param (bfb3b92)
• api: update the right config file this time (72f96f2)
• avoid type error in certain environments (#79) (5fe62b2)
• cap media data URIs at 5MB (7e69a65)
• ci: also publish on v* tag push (3189089)
• ci: bump @arethetypeswrong/cli to ^0.18.0 and run CI workflows on Node 24 (b7cdbf2)
• ci: publish npm only on release event (1edbb30)
• ci: publish npm only on release event (d978bb3)
• ci: publish on v* tag if release event is skipped (786b0b8)
• ci: release-doctor — report correct token name (d468e0f)
• client: avoid memory leak with abort signals (98a8cab)
• client: avoid removing abort listener too early (910e705)
• client: Awaitable task output on image upscale (eecc954)
• client: don't send Content-Type for bodyless methods (fec294b)
• client: drop generate.video dry-run/preview from SDK surface (4b0ae07)
• client: make generate.image and generate.audio responses awaitable (45f6384)
• client: make generate.video responses awaitable (ce7f001)
• client: normalize method (#57) (649ee71)
• client: point generate.video waitable at task-only response type (95d5f1a)
• client: preserve URL params already embedded in path (a92d6da)
• client: restore uploads on RunwayML (083a07d)
• client: send X-Stainless-Timeout in seconds (#85) (c8a4b91)
• client: send content-type header for requests with an omitted optional body (6db71b4)
• client: type dryRun separately from waitable generate.video (652a4a7)
• coerce nullable values to undefined (8d83636)
• docs/contributing: correct pnpm link command (986478f)
• fix request delays for retrying to be more respectful of high requested delays (011f449)
• internal: gitignore generated oidc dir (66f247a)
• internal: work around turbopack removes side effects, breaking module initialization. vercel/next.js#76881 (#82) (6302be1)
• mcp: correct code tool API endpoint (5cfffb8)
• mcp: remove unused tools.ts (#92) (b234bd9)
• mcp: return correct lines on typescript errors (536bc60)
• publish script — handle NPM errors correctly (8d9a4ea)
• stlc: stop hand-edited CI workflows from blocking seals and builds (5bb2ce4)
• typescript: upgrade tsc-multi so that it works with Node 26 (8587f27)
• use pixel output ratios for Kling 4 (26f5ff3)

Performance Improvements

• faster formatting (d0c8495)

Chores

• break long lines in snippets into multiline (3d8803f)
• ci build action (325ad08)
• client: do not parse responses with empty content-length (869c530)
• client: fix logger property type (a0d9c9b)
• client: minor internal fixes (f289764)
• client: remove redundant video upscale class doc (bca2084)
• client: restructure abort controller binding (c2714e8)
• deps: update dependency node-fetch to v2.6.13 (fb57999)
• do not install brew dependencies in ./scripts/bootstrap by default (a24d5b2)
• docs: add missing descriptions (e4bb8fc)
• docs: grammar improvements (5e7e82f)
• docs: use top-level-await in example snippets (bc624a6)
• exports: cleaner resource index imports (#76) (3a4f0d1)
• exports: stop using path fallbacks (#77) (d7aec87)
• format: run eslint and prettier separately (0435a3e)
• formatter: run prettier and eslint separately (d1b235d)
• improve publish-npm script --latest tag logic (6c9b34e)
• internal/client: fix form-urlencoded requests (0c1a4e9)
• internal: add aliases for Record and Array (#87) (60ae5b8)
• internal: allow the mock server port to be set with STAINLESS_MOCK_PORT (7f5ca95)
• internal: avoid type checking errors with ts-reset (b59ccba)
• internal: codegen related update (962b03d)
• internal: codegen related update (41ebbbb)
• internal: codegen related update (adaea73)
• internal: codegen related update (7270203)
• internal: codegen related update (b26c994)
• internal: codegen related update (0dec04d)
• internal: codegen related update (538ade0)
• internal: codegen related update (5baffaf)
• internal: codegen related update (f2a374b)
• internal: codegen related update (71025e1)
• internal: codegen related update (c604c1c)
• internal: codegen related update (#20) (0e05275)
• internal: codegen related update (#21) (f95d613)
• internal: codegen related update (#48) (a21cdf0)
• internal: codegen related update (#61) (370f44c)
• internal: codegen related update (#63) (300b287)
• internal: codegen related update (#67) (0cdfbc2)
• internal: deps (b8ca510)
• internal: fix incremental formatting in some cases (88a5c6a)
• internal: fix some typos (#54) (bf97803)
• internal: formatting change (5a2c030)
• internal: ignore .eslintcache (363880b)
• internal: make base APIResource abstract (f81ef2d)
• internal: more robust bootstrap script (8b3ce89)
• internal: move publish config (76760a3)
• internal: move stringifyQuery implementation to internal function (da1c423)
• internal: remove .eslintcache (cddc694)
• internal: remove deprecated compilerOptions.baseUrl from tsconfig.json (efd1de3)
• internal: remove redundant imports config (6cbd0cc)
• internal: remove unnecessary getRequestClient function (#44) (0032e69)
• internal: update comment in script (4fce708)
• internal: update dependencies to address dependabot vulnerabilities (22fa15b)
• internal: update gitignore (5092c13)
• internal: update isAbsoluteURL (#51) (12444ab)
• internal: update multipart form array serialization (567b761)
• internal: upgrade babel, qs, js-yaml (5727e88)
• internal: upgrade eslint (78f9073)
• internal: upload builds and expand CI branch coverage (8370298)
• internal: use npm pack for build uploads (842d1c6)
• jsdoc: fix @link annotations to refer only to parts of the package‘s public interface (12dee23)
• local reseal after client.uploads + generate/routers fix (afa2949)
• make some internal functions async (83cb83f)
• mention unit type in timeout docs (d717981)
• openapi: keep generate.video SDK schema task-only (1bea1e8)
• rebuild project due to codegen change (#33) (f72b350)
• rebuild project due to codegen change (#35) (dba4d69)
• redact api-key headers in debug logs (0ccaa3e)
• regenerate SDKs from dev-docs main (435fcf9)
• reject unknown router and Veo fields (237cb37)
• remove redundant word in comment (#37) (b84a2b2)
• test: do not count install time for mock server timeout (d80b103)
• tests: bump steady to v0.19.4 (c9d36d5)
• tests: bump steady to v0.19.5 (f4ca1f5)
• tests: bump steady to v0.19.6 (a9f8d68)
• tests: bump steady to v0.19.7 (ef9ed5c)
• tests: bump steady to v0.20.1 (eaf16bb)
• tests: bump steady to v0.20.2 (3954b07)
• tests: bump steady to v0.22.1 (e40bb3a)
• tests: remove redundant File import (894a537)
• trim dry-run/preview noise from 4.11.0 changelog (7250967)
• update @stainless-api/prism-cli to v5.15.0 (2d01033)
• update CI script (04256bd)
• update mock server docs (a62b5b4)
• update SDK settings (6f5e76a)
• update SDK settings (08e0534)
• update SDK settings (6bf27fe)

Documentation

• expand 4.14.0 changelog with customer-facing API surface (49d67ec)
• expand 4.15.0 changelog with customer-facing API surface (177eae4)
• expand 4.16.0 changelog with customer-facing API surface (c54971d)
• improve 4.20.1 release notes (befd905)
• improve 4.21.0 release notes (7ea4b9d)
• improve 4.22.0 release notes (229facc)
• improve 4.24.0 release notes (0766602)
• readme: fix typo (84ba1ba)
• remove suggestion to use npm call out (#36) (316e011)

Refactors

• introduce dedicated error types for workflow invocation polling (338cac0)
• tests: switch from prism to steady (2a917cf)

Build System

• deps: bump cross-spawn from 7.0.3 to 7.0.6 (f66aa40)
• deps: bump cross-spawn from 7.0.3 to 7.0.6 (65802b5)

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