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Welcome to MixRoute’s changelog page. Here you can find important information about our latest model launches, pricing adjustments, feature updates, and more.
Stay updated: press Ctrl+D to bookmark this page and get the latest model launches and promotional information as soon as possible.

🔥 Latest Updates

08/26 GLM-5.3 Flash

Z.ai’s first natively multimodal GLM-5 model combines 1M context with efficient coding, visual understanding, and agentic workflows.

08/14 GLM-5.3

Z.ai’s new flagship reasoning model targets complex coding, long-horizon agents, and security analysis with always-on thinking.

08/13 DeepSeek V4 Pro GA

DeepSeek V4 Pro reached general availability with stronger production agents, Responses API support, and low/high/max reasoning effort.

08/12 Grok 4.6

xAI’s new 500K-context flagship supports text and image input, configurable reasoning, function calling, and structured output.

🔧 Update Announcements

2026-08-26 GLM-5.3 Flash Release

Z.ai released glm-5.3-flash, its first natively multimodal GLM-5 model:
  • 1M-token context for long coding, document, and agent workflows
  • Text, image, video, and file understanding
  • Efficient 320B-parameter MoE architecture with 18B active parameters
  • Hybrid sparse and linear attention for lower long-context serving cost
Source: Z.ai GLM-5.3 Flash announcement

2026-08-14 GLM-5.3 Release

Z.ai released glm-5.3, a flagship always-thinking model built for complex coding and long-horizon agents:
  • 1M-token context and up to 128K output
  • low, high, and max reasoning effort; max is recommended for coding
  • Stronger coding, autonomous execution, and security analysis than GLM-5.2
  • OpenAI-compatible Chat Completions through MixRoute
Source: Z.ai GLM-5.3 announcement

2026-08-13 DeepSeek V4 Pro General Availability

DeepSeek released the general-availability version of deepseek-v4-pro:
  • Stronger production agent and coding performance
  • Native OpenAI Responses API support
  • low, high, and max reasoning effort
  • 1M-token context and up to 384K output
Source: DeepSeek V4 Pro GA announcement

2026-08-12 Grok 4.6 Release

xAI released grok-4.6 for coding, agentic tasks, and knowledge work:
  • 500K context window
  • Text and image input with text output
  • Function calling and structured output
  • low, medium, high, and xhigh reasoning effort
Source: xAI release notes

2026-07-23 Moonshot Kimi K3 & New Gemini Series Launch

  • Moonshot: New flagship model kimi-k3 is now available, replacing kimi-k2.6 as the new Kimi series flagship, with upgraded reasoning and multimodal capabilities
  • Google: Added gemini-3.6-flash, gemini-3.5-flash-lite and other new models

2026-07-10 GPT 5.6 New Flagship Series Launch

OpenAI’s new GPT-5.6 series is now available, introducing a new naming scheme with major breakthroughs in reasoning efficiency, frontend design, and tool calling:
  • OpenAI: New GPT-5.6 series models launched with a new naming scheme:
    • gpt-5.6-sol — Flagship reasoning model, supports Pro Mode deep reasoning (reasoning.mode: "pro")
    • gpt-5.6-terra — Cost-effective flagship, balancing performance and cost
    • gpt-5.6-luna — High-efficiency, high-volume, ideal for production workloads
    • New reasoning.effort: max highest reasoning level
    • Supports Programmatic Tool Calling, Multi-agent (beta), explicit Prompt Caching, persisted reasoning (reasoning.context)
    • Token efficiency significantly improved, frontier quality with fewer tokens

2026-07-01 New Upgrade to the Video and Image Model Library

We have fully introduced ByteDance’s latest video and image generation models, giving you a broader range of visual creation capabilities:
  • New Volcano Engine / ByteDance models launched:
    • Newly launched flagship SeeDream 5.0 (seedream-5-0-260128) and its lightweight version SeeDream 5.0 Lite (seedream-5-0-lite-260128).
    • Added stable and practical SeeDream 4.x-level models, including seedream-4-0-250828 (version 4.0) and seedream-4-5-251128 (version 4.5).
    • Added the lightweight flagship video model Seedance 2.0 Mini (dreamina-seedance-2-0-mini-260615).
    • All newly added models are fully integrated and support high-quality output, making it easy for multilingual developers to call them flexibly across different application scenarios.
  • Anthropic: Also launched the flagship model Claude Sonnet 5 (claude-sonnet-5), with a 1M-token ultra-long context, suitable for coding, agents, and enterprise workflows.

2026-06-05 Major Upgrade to the Video Model Library

Based on the latest progress in the platform’s video generation capabilities, we have fully synchronized and updated the Seedance model series:
  • ByteDance (Dreamina/Seedance):
    • Newly launched the latest flagship dreamina-seedance-2-0-260128 (Seedance 2.0) and dreamina-seedance-2-0-fast-260128 (fast version).
    • Added support for the high-quality professional version seedance-1-5-pro-251215 (1.5 Pro).
    • Aligned and updated the 1.0 series, including seedance-1-0-pro-250528 and seedance-1-0-pro-fast-251015.
    • Also upgraded the developer documentation for video task submission and querying, and added English and Traditional Chinese code examples and comparison tables to make integration easier for multilingual developers.

2026-05-27 Full Model Library Synchronization Update

Based on the latest platform API status, we have fully synchronized and updated the models supported by the platform:
  • OpenAI: Launched the gpt-5.5 flagship series, the gpt-5.4 series, the reasoning model o4-mini, and the image model gpt-image-2
  • Anthropic: Launched Anthropic model updates, including claude-opus-4-7, claude-sonnet-5, and claude-haiku-4-5-20251001
  • Google: Launched the Gemini 3.1 and 3.5 series, including gemini-3.5-flash, gemini-3.1-pro-preview, and more
  • DeepSeek: Launched the V4 series, including deepseek-v4-pro and deepseek-v4-flash
  • xAI: Launched the Grok 4 series, including grok-4.20-beta-0309-reasoning, and more
  • Chinese models: Launched key flagship models such as qwen3.7-max, glm-4-plus, and kimi-k2.6

Update frequency: this page is updated regularly. We recommend bookmarking it and checking back often. All pricing adjustments and model updates will be announced here as soon as possible.
Newly launched models often come with special promotions during the initial launch period, so we recommend trying them early.