Changelog

API changes, new models, and SDK releases. Follows Keep a Changelog.

2026-05-20 · 1.1.0 — Six new modalities

Added

• POST /v1/voice (sync) — text-to-speech and voice cloning.
• POST /v1/music (async) — full songs, with or without vocals.
• POST /v1/avatars (async) — talking avatars and lipsync.
• POST /v1/chat (sync) — LLM chat completions across 15 models.
• POST /v1/three-d (async) — text-to-3D and image-to-3D, GLB mesh output.
• POST /v1/upscale (async) — image upscaling (2x / 4x) and face restoration.
• GET /v1/comparisons/{id} — fetch a comparison with all child generations.
• Auto-generated MCP server — point AI tools at the docs.

Models

• Catalog expanded to ~60 models across 8 modalities (image, video, voice, music, avatar, chat, 3D, upscale). See Multi-model for the full tables.
• New image models include Flux 2 (Pro / Max / Klein), Imagen 4 (+ Ultra), Nano Banana Pro, Recraft V4, Qwen Image 2, Seedream 5 and gpt-image-2.
• New video models include Sora 2 (+ Pro), Kling v3 (+ Omni), Seedance 2.0 and Runway Gen-4.5.

Changed

• Plans are now Free / Pro / Studio / Team. Comparison caps: 2 / 3 / 6 / 12 models.

2026-05-19 · 1.0.0 — Initial public API

Added

• POST /v1/images (sync) — single-model image generation, returns 200 with outputs inline.
• POST /v1/videos (async) — single-model video generation, returns 202 with generation_id.
• POST /v1/comparisons (async) — multi-model side-by-side, atomic credit reservation.
• GET /v1/generations/{id} — poll status + signed output URLs.
• POST /v1/generations/{id}/cancel — cancel queued or running generations.
• GET /v1/models — live catalog with pricing and capabilities.
• POST /v1/uploads — presigned PUT URLs to Cloudflare R2 for image-to-image / image-to-video inputs.
• GET|POST|DELETE /v1/webhooks — subscribe to generation.completed, generation.failed, comparison.completed, usage.budget_threshold, usage.anomaly_detected.
• GET /v1/usage — PAYG usage aggregated by day / model / api_key.
• Idempotency-Key header on all credit-consuming POSTs (24h replay window).
• HMAC-SHA-256 signed webhooks with X-Rimp-Signature: t=…,v1=….

Models

• Image: openai-image, stability-sd3, flux-pro, flux-pro-i2i, ideogram-v2, ideogram-v2-turbo.
• Video: veo-3-1-fast, veo-3-1-standard, runway-gen4-turbo, runway-gen4, luma-ray2.

SDKs

• @rimp/sdk for TypeScript / JavaScript — covers all endpoints with full types.
• rimp for Python (3.9+) — sync client over httpx.
• curl recipes published in SDKs / curl.

Enterprise

• WorkOS SSO (SAML / OIDC) + SCIM provisioning.
• Append-only audit log with CSV export.
• IP allowlist per API key.
• BYOK — bring your own OpenAI / Stability / Veo / Runway / Luma keys.
• Custom Stripe invoicing with PO numbers.
• SLA 99.9% with automatic credit accruals.