April

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Model Releases

• xAI: Grok 4.3

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SDK Releases

• SDK 2.0.2 shipped for TypeScript, Python, Go, C#, Java, PHP, and Ruby.
• This release separated runtime request model IDs from generated callable-helper constants, so newly released models can be used before the next SDK publish.
• Generated helpers now track the current callable-on-gateway snapshot, reducing noisy SDK churn from catalog-only model updates.

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Model Releases

• IBM: Granite 4.1 30B
• IBM: Granite 4.1 3B
• IBM: Granite 4.1 8B
• Mistral: Mistral Medium 3.5

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Model Releases

• ByteDance: Seed 2.0 Lite (2026-04-28)
• ByteDance: Seed 2.0 Mini (2026-04-28)
• Nvidia: Nemotron 3 Nano Omni 30B A3B Reasoning
• Poolside: Laguna XS.2

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Features

• Low-balance alerts and billing safeguards were expanded so teams get clearer warning before usage runs into account limits (PR #371).
• Pricing edge cases now fail more predictably when provider billing rules are incomplete or route metadata changes unexpectedly (PR #374).

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Model Releases

• DeepSeek: DeepSeek V4 Pro Lightning

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Model Releases

• DeepSeek: DeepSeek V4 Flash
• DeepSeek: DeepSeek V4 Pro

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Model Releases

• OpenAI: GPT 5.5
• OpenAI: GPT 5.5 Pro
• Tencent Hunyuan: Hy3 Preview

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Features

• SDK 2.0.0 shipped with regenerated clients and broader parity against the current gateway contract.

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Model Releases

• Google: Gemini Embedding 2
• Qwen: Qwen 3.6 27B
• Xiaomi: MiMo V2.5
• Xiaomi: MiMo V2.5 Pro
• Xiaomi: MiMo V2.5 TTS

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Features

• The announcements hub, workspace management surfaces, and related membership flows shipped.

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Model Releases

• Google: Gemini Deep Research Max Preview (04-2026)
• Google: Gemini Deep Research Preview (04-2026)
• OpenAI: GPT Image 2

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Model Releases

• Moonshot: Kimi K2.6
• Qwen: Qwen 3.5 Plus (2026-04-20)

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Features

• SDK 1.2.0 synced model availability, generated types, and docs with the latest catalog changes.

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Model Releases

• Qwen: Qwen 3.6 35B A3B
• xAI: Grok TTS

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Model Releases

• Anthropic: Claude Opus 4.7

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Model Releases

• Google: Gemini 3.1 Flash TTS Preview

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Model Releases

• Google: Gemini Robotics ER 1.6 Preview

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Model Releases

• Moonshot: Kimi K2.6 Code Preview

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Model Releases

• MiniMax: Music 2.6

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Model Releases

• Meta: Muse Spark
• Meta: Muse Spark Contemplating

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Model Releases

• z.AI: GLM 5.1

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Features

• Mobile model pages, pricing layouts, and free-route visibility were improved, and the Pay As You Go top-up fee dropped to 5%.

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Model Releases

• Qwen: Wan 2.7 T2V

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Model Releases

• Google: Gemma 4 26B A4B
• Google: Gemma 4 31B

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Model Releases

• Arcee AI: Trinity Large Thinking
• Qwen: Qwen 3.6 Plus
• z.AI: GLM 5V Turbo