UltraGPT
Kwaipilot: KAT-Coder-Pro V2
KAT-Coder-Pro V2 is the latest high-performance model in KwaiKAT’s KAT-Coder series, designed for complex enterprise-grade software engineering and SaaS integration. It builds on the agentic coding strengths of earlier versions,...
Intelligence overview
262.1K tok
Context window
144K tok
Max output
What Kwaipilot: KAT-Coder-Pro V2 can do.
Development
Tool calling
Calls external functions mid-response, then continues reasoning from the result.
Structured output
Returns responses constrained to a JSON schema, ready to parse without cleanup.
Streaming
Streams tokens as they're generated instead of waiting on the full response.
Performance
Pay for what you use.
Every model in UltraGPT runs behind one flat subscription — this is the underlying per-token cost the catalog tracks.
$0.3 / 1M tok
$1.2 / 1M tok
Built for serious work.
Build
Generate and refactor code, with the ability to run and verify tool calls and return structured, parseable output.
Research
Holds up to 262.1K tokens of source material in context without losing the thread.
Ask Kwaipilot: KAT-Coder-Pro V2 anything.
A preview of the real UltraGPT composer — the model you see here is the model you get.
Continues in the UltraGPT app — one login, every model.
How Kwaipilot: KAT-Coder-Pro V2 stacks up.
The closest models in the catalog by provider, capability and score — real entries, pulled from the same directory.
Technical details.
Specification
- Context window
- 262.1K tokens
- Max output
- 144K tokens
- Input modalities
- Text
- Output modalities
- Text
- Release date
- Mar 27, 2026
- Streaming
- Supported
- Tool calling
- Supported
- JSON mode
- Supported
More from Kwaipilot, and everything else.
This model is one entry in the full UltraGPT catalog — browse the rest, compare pricing and context windows, or filter by capability.