Kimi K2.6 API agentic workhorse

Moonshot AI's open-weight flagship, served OpenAI-compatible at half the vendor's own price — with streaming, tool calling and 256K context.

$0.50 /1M input $2.00 /1M output Moonshot charges $0.95 / $4.00 · Claude Opus 4.8 charges $5 / $25

Where it beats the flagships

Exact model versions named; vendor-reported figures (Moonshot AI release, April 2026).

SWE-Bench Pro

Real GitHub issues — the contamination-resistant coding benchmark.

Kimi K2.6
58.6
GPT-5.4 (xhigh)
57.7
Gemini 3.1 Pro
54.2
Claude Opus 4.6
53.4

Humanity's Last Exam — with tools

The hardest knowledge benchmark, solved the way agents actually work. Only the newest flagship stays ahead.

Claude Opus 4.8
57.9
Kimi K2.6
54.0
Claude Opus 4.6
53.0
GPT-5.5
52.2

DeepSearchQA (f1)

Deep retrieval and synthesis — the core skill of research agents. +13.9 points over GPT-5.4.

Kimi K2.6
92.5
Claude Opus 4.6
91.3
GPT-5.4 (xhigh)
78.6
Sources: Moonshot AI K2.6 release (Apr 2026); flagship DeepSearchQA scores cited there from the Claude Opus 4.7 System Card. No direct published Kimi-vs-Claude-Fable-5 runs exist yet; we'll add them when they do.

Cost for real workloads

Provider50M in + 10M out / month
GPT-5.5 ($5 / $30)$550.00
Claude Opus 4.8 ($5 / $25)$500.00
Kimi K2.6 at Moonshot ($0.95 / $4.00)$87.50
Kimi K2.6 at Khidi ($0.50 / $2.00)$45.00

Quickstart

client = OpenAI(
  base_url="https://api.khidi.ai/v1",
  api_key="sk-…",
)

client.chat.completions.create(
  model="kimi-k2.6",
  messages=[{"role": "user", "content": "gamarjoba"}],
)

Works with Cursor, LangChain, n8n, LibreChat — anything OpenAI-compatible. Streaming and function calling included. Prepaid budgets: your key stops at the limit you set.

Claude Code & Anthropic SDK also compatible

Khidi also speaks the Anthropic Messages format — drive Kimi K2.6 from Claude Code:

export ANTHROPIC_BASE_URL="https://api.khidi.ai"
export ANTHROPIC_AUTH_TOKEN="sk-…"
claude --model kimi-k2.6

Try Kimi K2.6 with a free trial budget

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