[KwaiPilot](/ai-gateway/models/labs/kwaipilot) # KAT-Coder-Pro V1 KAT-Coder-Pro V1 is KwaiPilot's agentic coding model. It achieves a 73.4% resolve rate on SWE-Bench Verified with a context window of 256K tokens, parallel tool calling, and multi-turn support. Your use is subject to KwaiPilot's [Terms](https://kwaipilot.ai/policies/terms-of-use) & [Privacy](https://kwaipilot.ai/policies/privacy-policy) Policies. Tool Use [Use with AI Gateway](https://vercel.com/d?to=%2F%5Bteam%5D%2F%7E%2Fai%3Futm_source%3Dgateway-model-page%26utm_campaign%3Dai-gateway-models&title=Get+Started+with+Vercel+AI+Gateway) [View docs](https://vercel.com/docs/ai-gateway) AI SDKChat CompletionsMessagesResponses ``` 1import { streamText } from 'ai' 2 3const result = streamText({ 4 model: 'kwaipilot/kat-coder-pro-v1', 5 prompt: 'Why is the sky blue?' 6}) ``` [Read docs](https://vercel.com/docs/ai-gateway/sdks-and-apis/ai-sdk) [Overview](/ai-gateway/models/kat-coder-pro-v1) [API](/ai-gateway/models/kat-coder-pro-v1/api) [About](/ai-gateway/models/kat-coder-pro-v1/about) [Providers](/ai-gateway/models/kat-coder-pro-v1/providers) [Throughput](/ai-gateway/models/kat-coder-pro-v1/throughput) [Latency](/ai-gateway/models/kat-coder-pro-v1/latency) [Uptime](/ai-gateway/models/kat-coder-pro-v1/uptime) [Status](/ai-gateway/models/kat-coder-pro-v1/status) [Similar](/ai-gateway/models/kat-coder-pro-v1/similar) [FAQ](/ai-gateway/models/kat-coder-pro-v1/faq) ## [Copy link to heading](#playground)Playground Try out KAT-Coder-Pro V1 by KwaiPilot. Usage is billed to your team at API rates. Free users (those who haven't made a payment) get $5 of credits every 30 days. ![kwaipilot logo](/vc-ap-vercel-marketing/_next/image?url=https%3A%2F%2F7nyt0uhk7sse4zvn.public.blob.vercel-storage.com%2Fdocs-assets%2Fstatic%2Fdocs%2Fai-gateway%2Flogos%2Fkwaipilot.png&w=48&q=75)KAT-Coder-Pro V1 ![kwaipilot logo](/vc-ap-vercel-marketing/_next/image?url=https%3A%2F%2F7nyt0uhk7sse4zvn.public.blob.vercel-storage.com%2Fdocs-assets%2Fstatic%2Fdocs%2Fai-gateway%2Flogos%2Fkwaipilot.png&w=96&q=75) KAT-Coder-Pro V1 ## [Copy link to heading](#providers)Providers Route requests across multiple providers. Copy a provider slug to set your preference. Visit the [docs](/docs/ai-gateway/provider-options) for more info. Using a provider means you agree to their terms, listed under Legal. | Provider | | --- | | Context | Max Output | Latency | Throughput | Input | Output | Cache | Web Search | Capabilities | ZDR | No Training | Release Date | | | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | | ![novita logo](/vc-ap-vercel-marketing/_next/image?url=https%3A%2F%2F7nyt0uhk7sse4zvn.public.blob.vercel-storage.com%2Fdocs-assets%2Fstatic%2Fdocs%2Fai-gateway%2Flogos%2Fnovita.png&w=48&q=75) [Novita AI](/ai-gateway/models/providers/novita) Legal:[Terms](https://novita.ai/legal/terms-of-service)•[Privacy](https://novita.ai/legal/privacy-policy) | 256K | 32K | 1.9s | 97tps | $0.30/M | $1.20/M | Read:$0.06/M Write:— | — | | | | 11/09/2025 | | | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ## [Copy link to heading](#throughput)Throughput24 hours 1W 1D P50 throughput on live AI Gateway traffic, in tokens per second (TPS). Visit the [docs](https://vercel.com/docs/ai-gateway/models-and-providers/metrics) for more info. ## [Copy link to heading](#latency)Latency24 hours 1W 1D P50 time to first token (TTFT) on live AI Gateway traffic, in milliseconds. View the [docs](https://vercel.com/docs/ai-gateway/models-and-providers/metrics) for more info. ## [Copy link to heading](#uptime)Uptime24 hours 1W 1D 1H Direct request success rate on AI Gateway and per-provider. Visit the [docs](https://vercel.com/docs/ai-gateway/models-and-providers/uptime) for more info. 1W 1D 1H ## [Copy link to heading](#more-models-by-kwaipilot)More models by KwaiPilot All Text Code | Model | | --- | | Context | Latency | Throughput | Input | Output | Cache | Web Search | Capabilities | Providers | ZDR | No Training | Release Date | | | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | | ![kwaipilot logo](/vc-ap-vercel-marketing/_next/image?url=https%3A%2F%2F7nyt0uhk7sse4zvn.public.blob.vercel-storage.com%2Fdocs-assets%2Fstatic%2Fdocs%2Fai-gateway%2Flogos%2Fkwaipilot.png&w=48&q=75) [kwaipilot/kat-coder-pro-v2.5](/ai-gateway/models/kat-coder-pro-v2.5) | 256K | 1.2s | 116tps | $0.74/M | $2.96/M | Read:$0.15/M Write:— | — | +1 | ![streamlake logo](/vc-ap-vercel-marketing/_next/image?url=https%3A%2F%2F7nyt0uhk7sse4zvn.public.blob.vercel-storage.com%2Fdocs-assets%2Fstatic%2Fdocs%2Fai-gateway%2Flogos%2Fstreamlake.png&w=48&q=75) | | | 07/10/2026 | | | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | | ![kwaipilot logo](/vc-ap-vercel-marketing/_next/image?url=https%3A%2F%2F7nyt0uhk7sse4zvn.public.blob.vercel-storage.com%2Fdocs-assets%2Fstatic%2Fdocs%2Fai-gateway%2Flogos%2Fkwaipilot.png&w=48&q=75) [kwaipilot/kat-coder-air-v2.5](/ai-gateway/models/kat-coder-air-v2.5) | 256K | 1.0s | | $0.15/M | $0.60/M | Read:$0.03/M Write:— | — | +1 | ![streamlake logo](/vc-ap-vercel-marketing/_next/image?url=https%3A%2F%2F7nyt0uhk7sse4zvn.public.blob.vercel-storage.com%2Fdocs-assets%2Fstatic%2Fdocs%2Fai-gateway%2Flogos%2Fstreamlake.png&w=48&q=75) | | | 07/10/2026 | | | ![kwaipilot logo](/vc-ap-vercel-marketing/_next/image?url=https%3A%2F%2F7nyt0uhk7sse4zvn.public.blob.vercel-storage.com%2Fdocs-assets%2Fstatic%2Fdocs%2Fai-gateway%2Flogos%2Fkwaipilot.png&w=48&q=75) [kwaipilot/kat-coder-pro-v2](/ai-gateway/models/kat-coder-pro-v2) | 256K | 2.9s | 96tps | $0.30/M | $1.20/M | Read:$0.06/M Write:— | — | | ![streamlake logo](/vc-ap-vercel-marketing/_next/image?url=https%3A%2F%2F7nyt0uhk7sse4zvn.public.blob.vercel-storage.com%2Fdocs-assets%2Fstatic%2Fdocs%2Fai-gateway%2Flogos%2Fstreamlake.png&w=48&q=75) | | | 03/27/2026 | | ## [Copy link to heading](#about-kat-coder-pro-v1)About KAT-Coder-Pro V1 KAT-Coder-Pro V1 is the first production release from KwaiPilot's KAT-Coder series, designed for agentic software engineering at repository scale. On SWE-Bench Verified, a standard benchmark for autonomous issue resolution, it achieves a 73.4% resolve rate. The model's agentic design centers on two capabilities. Parallel tool calling lets the model issue multiple tool calls simultaneously instead of waiting sequentially. Multi-turn support enables sustained coding sessions. That efficiency gain matters for agent loops billed per token or per call. KAT-Coder-Pro V1 covers eight task types: feature implementation, feature enhancement, bug fixing, refactoring, performance optimization, test case generation, code understanding, and configuration and deployment. The context window of 256K tokens lets it ingest large codebases, multi-file diffs, and extended conversation history in a single pass. Full technical details appear at https://novita.ai. ## [Copy link to heading](#what-to-consider-when-choosing-a-provider)What To Consider When Choosing a Provider - Configuration: KAT-Coder-Pro V1 targets multi-turn agentic sessions. Factor context window consumption and session state into your integration planning. See https://novita.ai for methodology and benchmark details from KwaiPilot. - Zero Data Retention: Zero Data Retention is offered on a per-provider and model basis. See the [documentation](https://vercel.com/docs/ai-gateway/security-and-compliance/zdr) for details. - Authentication: AI Gateway authenticates requests using an [API key](https://vercel.com/docs/ai-gateway/authentication-and-byok#api-key-authentication) or [OIDC token](https://vercel.com/docs/ai-gateway/authentication-and-byok#oidc-token-authentication). You do not need to manage provider credentials directly. ## [Copy link to heading](#when-to-use-kat-coder-pro-v1)When to Use KAT-Coder-Pro V1 ### Best for - Automated issue resolution: Pull request generation in real repositories end-to-end - Multi-file refactoring: Refactoring workflows that span many files in one session - Parallel tool pipelines: Agent pipelines where parallel tool calling reduces total completion time - Scale test generation: Test case generation across existing codebases ### Consider alternatives when - General reasoning needs: Writing or multimodal input sits outside a coding-tuned model's scope - Simple completions: A lighter model suffices with minimal context - LiveCodeBench benchmark: Competitive programming is the primary evaluation criterion ## [Copy link to heading](#conclusion)Conclusion KAT-Coder-Pro V1 pairs a 73.4% SWE-Bench Verified resolve rate with parallel tool calling and multi-turn support. Use it for software engineering automation across real repository tasks. Route requests through AI Gateway for access via Novita AI.