1.15.0
Current- New Added new models:
- Anthropic: Claude Haiku 5.5
- Google: Gemini 4 Argon, Gemini Nano Banana 2.1
- Moonshot AI: Kimi K3
- OpenAI: GPT-6.1 Sol Pro, GPT-6 Astra Pro, GPT-6 Sol Pro, GPT-6 Luna Pro, GPT-5.6 Sol Pro, GPT-5.6 Terra Pro, GPT-5.6 Luna Pro
- New Added new models on OpenRouter:
- DeepSeek: DeepSeek V4.1 Flash
- Google: Gemma 4 26B A4B
- OpenAI: GPT-6.1 Sol, GPT Image 2.5 Flare, GPT Image 2.5 Sunburst, o3, GPT-4o, GPT-4o Mini
- Z.ai: GLM 5.3 FlashX, GLM 5.3 Flash
- Improved Improved choosing Pro on GPT-6 and GPT-5.6: pick a Pro model, like GPT-6 Sol Pro, straight from the model list, with no setting to change.
- New Added a Free plan: chat with a few models without an API key. Messages on it pass through our server, which stores nothing. Using your own API keys is now the BYOK plan; compare the two on the new Plans page and switch any time in Settings.
- New Added "Notes": write notes with a formatting toolbar, keep them in a project next to its chats, and download any note as a Markdown file. Notes are kept on your device.
- Fixed Fixed attaching pictures for GPT Image 2.5 Flare and GPT Image 2.5 Sunburst, so you can send one with your message and ask for changes to it.
- New
1.14.0
- New Added new models on OpenRouter:
- OpenAI: GPT-5.1, GPT-5, GPT-5 Mini, GPT-5 Nano
- New
1.13.0
- New Added new models on OpenRouter:
- Anthropic: Claude Opus 4.6
- OpenAI: GPT-5.2, GPT-4.1, GPT-4.1 Mini
- New
1.12.0
- New Added new models:
- OpenAI: GPT-6.1 Sol
- New Added new models on OpenRouter:
- Anthropic: Claude Sonnet 5.5, Claude Opus 5, Claude Sonnet 5, Claude Fable 5, Claude Opus 4.8, Claude Opus 4.7, Claude Sonnet 4.6, Claude Haiku 4.5
- Z.ai: GLM 5.3, GLM 5.2, GLM 5.1
- Google: Gemini 2.5 Pro, Gemini 2.5 Flash, Gemini 2.5 Flash Lite
- OpenAI: GPT-5.3 Codex
- New
1.11.0
- New Added new models:
- Anthropic: Claude Sonnet 5.5
- New Added new models on OpenRouter:
- Google: Gemini 3.6 Flash, Gemini 3.5 Flash, Gemini 3.5 Flash Lite
- OpenAI: GPT-5.5, GPT-5.4, GPT-5.4 Mini, GPT-5.4 Nano
- New Added web search to models on OpenRouter.
- New Added message selection: move/copy messages from a chat to a new chat.
- New Added removing selected messages from a chat.
- New Added cache and thinking tokens to Message details.
- Improved UI improvements.
- New
1.10.0
- New Added new models on OpenRouter:
- Anthropic: Claude Opus 5.5, Claude Fable 5.1
- OpenAI: GPT-6 Astra, GPT-6 Luna, GPT-6 Sol, GPT-5.6 Sol, GPT-5.6 Terra, GPT-5.6 Luna
- New
1.9.0
- New Added new models on OpenRouter:
- New Added the cost of each answer to Message Details, for OpenRouter and xAI models.
- New
1.8.0
- New Added new models:
- Anthropic: Claude Opus 5.5
- OpenAI: GPT-6 Sol, GPT-6 Luna
- xAI: Grok 4.7
- Z.ai: GLM 5.1, GLM 5.2, GLM 5.3
- New
1.7.0
- New Added encryption for cloud sync: turn it on and everything this device sends to your Google Drive is readable only with a key your own browser holds, which Polymeti never receives and cannot reset.
- New Added the recovery key that opens your encrypted data on another device, which can be copied, downloaded as a text file, or saved as an image to print or scan.
- New Added an optional passphrase as a second way to unlock your synced data, for when typing the key is impractical.
- New Added live voice conversation, so you can talk to a model and hear it answer, with the transcript written to the chat as you go.
- Improved Improved the Cloud sync settings, where encryption has its own section and the list of what syncs is always in view.
- New
1.6.0
- New Added new models:
- Anthropic: Claude Fable 5.1
- DeepSeek: DeepSeek V4.1 Flash
- Google: Gemini 3.7 Flash
- OpenAI: GPT Image 2.5 Sunburst, GPT Image 2.5 Flare
- xAI: Grok 4.6
- New Added web search and image generation switches to the retry menu.
- Improved Made UI and UX improvements across the app, on the list pages, the model picker, the model pages and the chat screen.
- Improved Improved the mobile version, with larger text and tap targets.
- Fixed Fixed image generation on Grok models and API key sync between devices.
- New
1.5.0
- New Added GPT-6 Astra from OpenAI, which reads images and PDFs and lets you set how hard it thinks, from low up to max.
- New Added Gemini 3.8 Flash from Google, which reads images, audio, video and PDFs, and lets you set how hard it thinks, from low up to high.
- New Added support for HEIC and HEIF photos on Gemini models, so a picture straight from a phone can be attached without converting it first.
- New Added a new home page layout, with the sidebar and the message box on it from the first visit.
- Improved Made UI and UX improvements across the app, on the message box, the model picker and the public pages.
- Improved Improved the mobile version, so the controls and the pages fit a phone screen.
- New
1.4.0
- New Added new models:
- Google: Gemma 4 31B, Gemma 4 26B A4B
- New
- New Added message queueing, so a follow-up can be typed while an answer is still arriving.
- New Added a context window gauge with on-hover token counts below the message box.
- New Added quick-toggle buttons for web search and image generation below the message box.
- New Redesigned the AI model picker, with filters at the top and model capabilities (images, search, reasoning) on every row.
- New Redesigned the Message Details window for better clarity.
- New Added a prompt to reload a local model with more context when a conversation no longer fits.
- Improved Improved the Explore page layout with capability indicators for each model's modalities and features.
- Improved Expanded each model's page with its creator, the providers serving it, and what it is suited to.
- Improved Optimized local models to download automatically before sending your message.
- Fixed Fixed a bug causing low token counts for Google reasoning models and cached Claude prompts.
- New
1.3.0
- New Added an Explore page to browse supported models and check API key compatibility.
- New Added bulk actions to archive, delete, or categorize multiple chats at once.
- New Added this "What's New" page to track version updates and changes.
- Improved Improved answer regeneration to automatically retain your original prompt settings.
- Improved Moved DeepSeek V4 Pro from preview to general availability.
- New
1.2.0
- New Added new models:
- Anthropic: Claude Opus 5
- Google: Gemini 3.5 Flash Lite, Gemini 2.5 Flash Image
- OpenAI: GPT-5.3 Codex, GPT-5.3 Chat, GPT-5.2 Pro, GPT-5.2 Codex, GPT-5.2 Chat
- OpenAI: GPT-5.1, GPT-5.1 Codex, GPT-5.1 Codex Max, GPT-5.1 Codex Mini, GPT-5.1 Chat
- OpenAI: GPT-5, GPT-5 Pro, GPT-5 Codex, GPT-5 Chat
- OpenAI: GPT-4.1, GPT-4.1 Mini, GPT-4.1 Nano, GPT-4o, GPT-3.5 Turbo
- New Added the ability to pin chats, projects, tags, or prompts to the top of the list.
- New Added model configuration settings next to the message box, complete with inline tooltips.
- New Added a "Temporary Chat" mode that bypasses local device storage and Google Drive backups.
- Improved Improved global search to scan within message contents, not just chat titles.
- Improved Improved file uploads by automatically filtering for formats compatible with your selected model.
- Improved Improved code blocks with full syntax highlighting for better readability.
- Improved Moved DeepSeek V4 Flash from preview to its official release.
- New
1.1.0
- New Added new models:
- Anthropic: Claude Sonnet 5, Claude Fable 5
- Google: Gemini 3.6 Flash, Gemini 3 Pro Image, Gemini 3.1 Flash Image, Gemini 3.1 Flash Lite Image
- OpenAI: GPT-5.6 Sol, GPT-5.6 Terra, GPT-5.6 Luna, GPT-5.2
- xAI: Grok 4.5
- New Added a Models page to browse supported AI models, modalities, tools, and features.
- New Added model search by name and filtering by provider.
- New Added a How your data flows transparency page with browser verification steps.
- New Added a built-in feedback form.
- New Added a "Keep me logged in" option to extend sessions to 7 days.
- Improved Upgraded the sidebar to show live Drive sync status and support one-click manual syncing.
- Fixed Fixed page layout shifting by locking image dimensions during upload.
- New
1.0.0
MVP- New Supported models:Google
- Gemini: 3.5 Flash, 3.1 Flash Lite, 2.5 Pro, 2.5 Flash, 2.5 Flash Lite
- Imagen: 4
OpenAIxAI- Grok: 4.3, 4.20 Reasoning, 4.20 Non-Reasoning
- New Introduced browser-direct requests, sending data straight to AI providers instead of proxy servers.
- New Added API key support for Anthropic, OpenAI, Google, xAI, DeepSeek, and OpenRouter.
- New Added local chat storage using the browser's IndexedDB.
- New Added on-demand Google Drive synchronization for chats, projects, prompts, and API keys.
- New Added support for file attachments and image generation.
- New Added chat management features, including projects and archiving.
- New Added custom prompts.
- New Enabled Progressive Web App (PWA) installation for desktop and mobile devices.
- New Added light and dark themes.
- New