API

Anthropic released Opus 5 on Friday, its latest flagship model, just two months after Opus 4.8. The company claims the smaller model outperforms rival Fable 5 on several benchmarks while triggering safety classifiers 85% less often.

OpenAI's GPT-5.6 family — Sol, Terra, and Luna — is now generally available on Amazon Bedrock through a new bedrock-mantle endpoint. All three models share a 272K-token context window, support image input, and let developers dial reasoning effort from none to max.

OpenAI released its GPT-5.6 flagship model family in three sizes: Luna ($1/$6 per 1M tokens), Terra ($2.50/$15), and Sol ($5/$30). The company claims GPT-5.6 Sol scores 53.6 on the Agents' Last Exam benchmark, outperforming Claude Fable 5's score by 13.1 points.

OpenAI has released five variants of GPT-5.6, according to listings on OpenRouter. The new series includes Pro and standard versions named Sol, Terra, and Luna, though official specifications and pricing remain undisclosed.

OpenAI has released GPT-5.6 Luna, a fast and cost-efficient model in its GPT-5.6 series. The model features a 1 million token context window and is priced at $1 per 1M input tokens and $6 per 1M output tokens, with a knowledge cutoff of February 2026.

Amazon Web Services has added three MiniMax models to Amazon Bedrock: M2, M2.1, and M2.5. The newest model, M2.5, uses a mixture-of-experts architecture with 230 billion total parameters and 10 billion active per token, trained specifically for agent-native execution and coding tasks.

Google released Nano Banana 2 Lite, an image generation model that produces images in four seconds at under four cents per thousand images. The model prioritizes speed and cost over quality, targeting developers building high-volume image pipelines.

Cline, the VSCode AI coding assistant, released v4.0.5 with support for Anthropic's Claude Sonnet 3.5 across seven API providers. The update includes model picker integration and pricing corrections for the model.

Anthropic has released version 0.114.0 of its Python SDK, adding support for the claude-sonnet-5 model. The update also includes a bug fix for the agent toolset that allows absolute paths resolving inside the working directory.

Amazon Web Services launched the InvokeGuardrailChecks API for Amazon Bedrock Guardrails, enabling developers to apply individual safety checks at any point in agentic AI applications without provisioning guardrail resources. The API operates in detect-only mode and returns numeric scores (0-1 scale) for each safeguard, allowing developers to define custom thresholds and actions in their application logic.

Mistral AI has released Connectors in Studio, allowing developers to integrate custom MCP (Model Context Protocol) servers alongside built-in connectors for enterprise AI applications. The release includes direct tool calling, human-in-the-loop approval flows, and programmatic connector management via API and SDK.

Mistral has launched AI Studio, a development platform for building AI applications, alongside two new models: Mistral 3, its latest flagship, and Mistral Small 4, a cost-efficient alternative. The releases include new pricing tiers and API access through the unified platform.

GitHub has expanded its Copilot usage metrics API to include team-level reporting. The new user-teams endpoint maps each Copilot-licensed user to their team memberships, allowing organizations to analyze AI coding assistant adoption and usage patterns across team structures.

GitHub has released a REST API for its Copilot cloud agent in public preview. The new Agent Tasks API allows Copilot Business and Enterprise users to programmatically start cloud agent tasks, expanding automation capabilities beyond manual interaction.

Anthropic has released Claude Opus 4.7 Fast, a speed-optimized variant of its Opus 4.7 model. The fast-mode version delivers identical capabilities with higher output speed at premium pricing: $30 per 1M input tokens and $150 per 1M output tokens, representing a 6x increase over standard pricing.

AWS announced general availability of Claude Platform on AWS, enabling direct access to Anthropic's native APIs, tools, and console through existing AWS accounts. The service includes the Messages API, Claude Managed Agents, web search, MCP connector, and code execution, authenticated via AWS IAM and billed through AWS Marketplace.

OpenAI's Whisper 1 automatic speech recognition model is now accessible through OpenRouter's API routing service. The model supports transcription and translation across 50+ languages from audio files up to 25 MB, priced at $0.006 per minute of audio.

Google released Gemini Flash Latest on April 27, 2026, a dynamic router that automatically redirects to the newest model in the Gemini Flash family. The model supports 1,048,576 token context window and includes reasoning capabilities.

Alibaba Cloud has released Qwen3.6 Max Preview, a proprietary frontier model built on sparse mixture-of-experts architecture with approximately 1 trillion total parameters. The model supports a 262,144-token context window and features integrated thinking mode for multi-turn reasoning, priced at $1.30 per million input tokens and $7.80 per million output tokens.