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Model and API Updates
- DeepSeek V4 Flash 0731 is now a separate model from the original DeepSeek V4 Flash, with updated agent benchmarks, a 1M context window, 384K maximum output, reasoning controls, tool use, structured output, server-side web search, and native Responses API support.
- Phaseo now routes DeepSeek’s current
deepseek-v4-flashslug to V4 Flash 0731 through the native/responsesendpoint. Existing third-party deployments remain attached to the original V4 Flash model, and V4 Pro remains on Chat Completions until DeepSeek enables Responses support for it. - Official DeepSeek pricing remains 0.14 per million uncached input tokens, and $0.28 per million output tokens. DeepSeek’s announced peak pricing remains pending until an effective date is published.
- Retired direct-provider
deepseek-chatanddeepseek-reasonerroutes and their historical pricing were end-dated at 24 July 2026, 15:59 UTC. Other providers serving the corresponding models are unaffected.
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Model Releases
- Google: Lyria 3.5
- Google: Gemini Robotics ER 2 Preview
- Google: Gemini Robotics ER 2 Streaming Preview
- xAI: Grok Voice Think Fast 2.0
Pricing and Provider Coverage
- Updated GPT-5.6 pricing and added Fast mode, then kept Priority as Phaseo’s canonical UI and billing name while accepting
fastas an API alias and preservingprioritycompatibility. Superseded rules were end-dated, and current Standard, Batch, Flex, cache-write, long-context, and Priority rates were added across eligible OpenAI models. - Expanded Kimi K3 gateway availability across Nebius Token Factory, Baseten, Fireworks, Wafer, and CrofAI, added Standard, Priority, and Flex routing, and recorded DigitalOcean’s external availability.
- Expanded Morph from specialised code-editing models to a broader inference fleet, with verified routes and pricing for Kimi K3, GLM-5.2, MiniMax M3, Qwen, DeepSeek, and Gemma models.
- Fixed Poolside free-model requests so Phaseo’s routing-only
:freesuffix is not sent upstream.
Features and Platform
- Prepared Phaseo’s read-only MCP for OpenAI plugin submission with ten reviewed model, cost, usage, and request-health tools, privacy-minimised responses, seven resource-bound OAuth scopes, domain verification, and production deployment. Follow-up fixes made dynamic registration and authorization negotiation compatible with Codex while retaining the read-only security boundary.
- Shipped production Agent SDK runtimes for TypeScript, Python, Go, C#, Java, PHP, and Ruby, followed by the Phaseo Rust client and Agent SDK.
- Completed the V2 catalogue cutover, making repository JSON the sole authoring source for 1,238 models, 2,930 routes, 1,978 pricing offers, and 8,249 benchmark results. Subsequent fixes completed the public models-page cutover, restored inactive and coming-soon models, and coordinated immediate Worker and website cache purges so imported changes appear promptly.
- Rebuilt pricing transparency and the comparison calculator around normalized V2 pricing, context-dependent rates, PAYG billing, and clearer BYOK terms.
- Unified Chat and Fusion into one dashboard workspace, with shared navigation, a Fusion beta room, AI-generated-content notices, and gated Video and Realtime rooms.
- Corrected model author names in chat selectors so creators remain distinct from inference providers.
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July 23, 2026
New Models
July 21, 2026
New Models

- Google: Gemini 3.6 Flash
- Google: Gemini 3.5 Flash-Lite
- Mind Lab: Macaron V1 Venti
- Sakana AI: Fugu Cyber
- Google’s release announcement reports that Gemini 3.6 Flash uses 17% fewer output tokens than Gemini 3.5 Flash on the Artificial Analysis Index, with published comparisons on DeepSWE (49% vs. 37%), MLE-Bench (63.9% vs. 49.7%), OSWorld-Verified (83.0% vs. 78.4%), and GDPval-AA v2 (1421 vs. 1349).
- The same announcement reports Gemini 3.5 Flash-Lite at 350 output tokens per second on the Artificial Analysis Index, outperforming Gemini 3.1 Flash-Lite on Terminal-Bench 2.1 (54% vs. 31%), GDM-MRCR v2 (72.2% vs. 60.1%), and GDPval-AA v2 (1140 vs. 642), plus Gemini 3 Flash on SWE-Bench Pro (54.2% vs. 49.6%) and OSWorld-Verified (74.0% vs. 65.1%).
- Both models are now catalogued with Google AI Studio and Google Vertex provider coverage; see Google’s Vertex AI Gemini model documentation for the provider-side model reference.
Features
- Model pages are now easier to discover in search.
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- Improved search discovery across Phaseo and its documentation.
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- Authenticated MCP is now available.
- Benchmark rankings now account for ties more consistently.
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- Passkeys are now available to all users for passwordless sign-in and account management with device biometrics, PINs, or security keys.
- Chat model selection is faster and works correctly when starting a new chat.
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- Dropdown menus and tab selectors now use Base UI render composition consistently across chat, settings, usage, rankings, and data screens (PR #938).
- The OpenAI GPT-5.6 migration guide was added for Sol, Terra, and Luna readiness planning.
- Model links now store human-readable titles alongside link kinds and preserve multiple links of the same kind.
- Amazon Bedrock provider coverage was staged for SpaceXAI Grok 4.3 with Bedrock Mantle model id
xai.grok-4.3, standard pricing, and currentus-west-2in-region availability. The provider-model capability is currently disabled pending setup. AWS currently lists Grok 4.3 as the only SpaceXAI model on Bedrock, and does not list Geo or Global inference for it. - Amazon Bedrock OpenAI frontier model coverage was checked; AWS still documents GPT-5.5 and GPT-5.4 as regional/Geo in-region offerings, with Global cross-region pricing marked as coming soon.
Model Releases

- OpenAI: GPT 5.6 Sol
- OpenAI: GPT 5.6 Terra
- OpenAI: GPT 5.6 Luna
- Muse Spark 1.1 was added with Meta Model API preview metadata, 1M context, benchmark coverage, and titled announcement/API links.
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- Chat now surfaces clearer timing and tool metadata, audio attachments, model-picker focus handling, tag management, and account credit display (PR #922).
- Header search now lazy-loads a compact cached index only when opened, reducing normal dashboard payloads (PR #920).
- Chat streaming, tool-call continuation, and model catalogue cache refresh paths were hardened for more reliable server-tool turns and model pages (PR #919, PR #918).
- API key reveal flows, internal navigation, and new-model Discord notifications were tightened for cleaner settings, admin, and release workflows (PR #812, PR #925, PR #927).
- SiliconFlow provider coverage was added for Tencent Hy3, including the free route and current pricing.
- xAI catalogue and provider labels were renamed to SpaceXAI across model pages, provider records, aliases, logos, and generated SDK/OpenAPI surfaces.
- Aion 1.0 and Aion 1.0 Mini were marked deprecated and retired on July 4, 2026 after Aion Labs removed them from the live model endpoint.
Model Releases

- Aion Labs: Aion 3.0
- Aion Labs: Aion 3.0 Mini
- Meta: Muse Image
- Meta: Muse Video
- Sakana: Fugu
- Sakana: Fugu Ultra
- Tencent: Hy3
- Microsoft MAI and Phi catalog entries
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Features
- AI Stats is now Phaseo across the product, documentation, SDK examples, and public site. Read the migration announcement in AI Stats is becoming Phaseo.
- New developer-facing examples use Phaseo naming and
PHASEO_*configuration while existing deployments can keep their current environment-variable names. - The blog and announcement surfaces were refreshed for the rebrand, including the new migration announcement layout and launch imagery.
- Local, preview, and production builds now use distinct favicons so active environments are easier to tell apart while testing.
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Provider Coverage
- Amazon Bedrock Mantle was split into its own provider catalogue with model coverage and pricing for Anthropic, Google, MiniMax, MoonshotAI, NVIDIA, OpenAI, Qwen, SpaceXAI, and Z.AI models.
- AtlasCloud and Novita provider coverage was added for Tencent Hy3, including free-route pricing where available.
- Groq Qwen 3.6 gateway routing was disabled until provider pricing is available.
Pricing
- DeepSeek V4 Flash and DeepSeek V4 Pro pricing now supports time-windowed provider rates.
Features
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- Server-tool inputs, monitor history links, workspace credit cache invalidation, and pricing edge cases were hardened across gateway and web surfaces (PR #900).
- Chat gateway target resolution now fails closed in production when the configured gateway URL is missing, while preserving local-development overrides (PR #899).
- Anthropic and Bedrock request shaping now uses adaptive thinking controls for Claude Sonnet 5 and newer Opus 4.x models (PR #901).
- Server-tool handling was hardened for datetime, web fetch, web search, image generation, and fusion workflows.
- Monitor links now apply stricter URL safety checks.
- GMICloud MiniMax M3 cached-read pricing and Google Vertex Gemini 3.1 Flash-Lite Image pricing validation were tightened.
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- Individual model pages were overhauled with clearer lifecycle notices, restored routing details, and better handoffs from model pages into gateway workflows (PR #888).
- Retired and replaced model pages now make status, alternatives, and historical context easier to scan without burying the current model link (PR #888).
- Chat tags, tool-call markers, API target controls, and mobile viewport handling were restored or tightened across the chat experience (PR #894, PR #895, PR #891).
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- Core interactive UI primitives moved onto Base UI, improving accessibility and behaviour consistency across filters, menus, dialogs, and model controls (PR #854).
- Chat and settings flows received follow-up polish after the Base UI migration, including steadier model pickers and cleaner menu spacing (PR #853).
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- Pricing calculators now support time-windowed pricing and side-by-side model comparisons, making burst, realtime, and route-specific pricing easier to reason about (PR #864).
- The pricing calculator layout was simplified so model, provider, and usage assumptions are easier to adjust before comparing costs (PR #864).
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- Pricing selectors now present Qwen 3.7 Max variants more clearly, reducing ambiguity between preview, dated, and current model routes (PR #418).
- Anthropic-on-AWS provider branding was refreshed so Bedrock and Claude Platform routes are easier to distinguish in provider lists (PR #415).
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- The TypeScript Agent SDK launch added a dedicated package for building agentic applications on top of Phaseo Gateway (PR #495). See
@phaseo/agent-sdk.
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- Provider activation states and region filters were tightened so unavailable routes are easier to identify before a request is made (PR #495).
- Free-router behaviour was made more predictable across pricing, provider selection, and gateway routing surfaces (PR #495).
SDK Releases
- Agent SDK documentation and examples shipped with the first public workflow guidance for durable loops, parallel tools, and agent orchestration (PR #495).
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- Provider availability and pricing summaries were expanded so model pages show clearer route, tier, and cost differences (PR #474).
- Realtime minute pricing became visible in the product, making audio and live-session models easier to compare against token-priced models (PR #477).
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- TypeScript SDK 2.0.4: generated OpenAPI and model-surface updates for the latest gateway schema.
- Python SDK 2.0.4: generated OpenAPI and model-surface updates for the latest gateway schema.
- Go SDK 2.0.4: generated OpenAPI and model-surface updates for the latest gateway schema.
- C# SDK 2.0.4: generated OpenAPI and model-surface updates for the latest gateway schema.
- Java SDK 2.0.4: generated OpenAPI and model-surface updates for the latest gateway schema.
- PHP SDK 2.0.4: generated OpenAPI and model-surface updates for the latest gateway schema.
- Ruby SDK 2.0.4: generated OpenAPI and model-surface updates for the latest gateway schema.
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SDK Releases
- SDK
2.0.2shipped 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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- SDK
2.0.0shipped with regenerated clients and broader parity against the current gateway contract.
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- The announcements hub, workspace management surfaces, and related membership flows shipped.
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- SDK
1.2.0synced model availability, generated types, and docs with the latest catalog changes.
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- 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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- New language SDKs shipped, TypeScript and Python SDKs were overhauled, and chat rooms went multimodal.
- Foundry launched, LLM Council became the first Foundry project, and SDK
1.1.0aligned model availability and lifecycle warnings with the API.
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- The models display page was overhauled for clearer availability, metadata hierarchy, and support context.
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- A broader brand refresh shipped across the website and docs.
- Alibaba Cloud provider coverage landed across Phaseo, gateway routes, and documentation.
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- GPT 5.4 and GPT 5.4 Pro landed across discovery, gateway, and docs.
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- Gemini 3.1 Flash Lite Preview landed across product surfaces, gateway routing, and docs.
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- Responses API assistant
phasesupport landed across request handling, response payloads, and OpenAPI docs.
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- Gemini 3.1 Flash Image Preview support landed across discovery, gateway compatibility, and docs.
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- Gemini 3.1 Pro Preview coverage landed across discovery, pricing, gateway support, and docs.
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- Claude Sonnet 4.6 coverage landed across discovery, gateway compatibility, and docs.
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- The gateway was overhauled again, including Anthropic-compatible
/messagessupport. - Database architecture, website UX, playground tooling, and SDK direction were all refreshed for broader expansion.
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- Early alpha SDK releases landed for Python and TypeScript or JavaScript.
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- OpenAI-compatible
/responsessupport, aligned SDKs, and gateway quickstart or pricing page updates shipped. - Docs expanded ahead of the SDK launch, and nightly CI started automatically refreshing model statuses.
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- Phaseo relaunched with a refreshed brand, a broader gateway, and much wider data coverage.
- Model availability, benchmark pages, provider pages, and the latest-updates surfaces were overhauled.
- The unified gateway entered alpha, and the first Python and TypeScript or JavaScript SDKs launched alongside it.
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