SillyTavern 1.19.0 Backends Anthropic: Added support for Claude Fable 5 and 5.1, Claude Opus 4.8 and 5, Claude Sonnet 5. OpenAI: Added support for GPT-5.6 models, GPT-6 Astra. Other providers: Added support for Gemini 3.5/3.6/3.7 Flash models, GLM-5.2, and DeepSeek V4 Flash Vision Exp. Google AI Studio: Model list now fetches all pages. Fireworks AI: Updated model fetching; added reasoning effort,…
SillyTavern 1.18.0 Important news Read the maintainers statement regarding a recent security incident involving the "Bot Browser" third-party extension and learn how to stay safe: #5592 Backends Added Cloudflare Workers AI and MiniMax as Chat Completion sources. KoboldCpp: Grammar state will be preserved when using a "Continue" option. KoboldCpp: Added forwarding of reasoning effort when running a…
SillyTavern 1.17.0 Note: Requires Node.js 20 or higher. Need to update Node? See: https://docs.sillytavern.app/installation/updating/node/ Backends Claude: Added adaptive thinking support mapped from Reasoning Effort (opt-in via config) OpenRouter: Added provider filtering based on selected model OpenRouter: Deactivated reasoning toggle with minimal reasoning effort now disables thinking (model-de…
SillyTavern 1.16.0 Note: The first-time startup on low-end devices may take longer due to the image metadata caching process. Backends NanoGPT: Enabled tool calling and reasoning effort support. OpenAI (and compatible): Added audio inlining support. Added Adaptive-P sampler settings for supported Text Completion backends. Gemini: Thought signatures can be disabled with a config.yaml setting. Polli…
SillyTavern 1.15.0 Highlights Introducing the first preview of Macros 2.0, a comprehensive overhaul of the macro system that enables nesting, stable evaluation order, and more. You are encouraged to try it out by enabling "Experimental Macro Engine" in User Settings -> Chat/Message Handling. Legacy macro substitution will not receive further updates and will eventually be removed. Breaking Changes…
SillyTavern 1.14.0 Breaking changes Due to changes in the handling of attached media, chat files containing such media will not be backward compatible with versions prior to 1.14.0. Third-party extensions that read or write media to chat messages may require updates to be compatible with this version. Please contact the extension authors for more information. Backends Added Z.AI API and SiliconFlo…
SillyTavern 1.13.5 Backends Synchronized model lists for Claude, Grok, AI Studio, and Vertex AI. NanoGPT: Added reasoning content display. Electron Hub: Added prompt cost display and model grouping. Improvements UI: Updated the layout of the backgrounds menu. UI: Hid panel lock buttons in the mobile layout. UI: Added a user setting to enable fade-in animation for streamed text. UX: Added drag-and-…
SillyTavern 1.13.4 Backends Google: Added support for the gemini-2.5-flash-image (Nano Banana) model. DeepSeek: Sampling parameters can be passed to the reasoner model. NanoGPT: Enabled prompt cache setting for Claude models. OpenRouter: Added image output parsing for models that support it. Chat Completion: Added Azure OpenAI and Electron Hub as sources. Improvements Server: Added validation of h…
SillyTavern 1.13.3 News Most built-in formatting templates for Text Completion (instruct and context) have been updated to support proper Story String wrapping. To use the at-depth position and get a correctly formatted prompt: If you are using system-provided templates, restore your context and instruct templates to their default state. If you are using custom templates, update them manually by m…
SillyTavern 1.13.2 News The 01.AI (lingyiwanwu) Chat Completion source is pending deprecation due to underutilization and geographical restrictions. Please reach out if you use it. Backends Chat Completion: Scale Spellbook and Window AI removed from sources as they are no longer in service. Ollama: Removed Mirostat parameters from the UI as they are not supported. Perplexity, Groq, MistralAI, AI21…
SillyTavern 1.13.1 News Node.js 18 has reached its EOL, please update Node runtime to the latest LTS version to continue receiving future updates. secrets.json file format has been updated and won't be compatible with previous SillyTavern versions. Backends Google Vertex AI (Full): Added support for accessing Gemini models with a service account. Google Vertex AI (Express): Added controls for Proj…