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Model comparison

Claude Haiku 5.5 vs Kimi K2 Instruct

Price in rupees, context and benchmarks side by side; same key, a one-string switch.

Input price per 1M
₹9.90 ($0.100)
₹56.41 ($0.570)
Output price per 1M
₹49.48 ($0.500)
₹228 ($2.30)
Context window
1M tokens
256K tokens
Max output
128K tokens
8K tokens
Input types
text, image, pdf
text
Capabilities
tools, JSON, vision, reasoning
tools, JSON
Author
Anthropic
Moonshot
LMArena Overall
1401
—
LMArena Coding
1450
—
LMArena Math
1413
—
LMArena Creative writing
1336
—
LMArena Instruction following
1416
—
LMArena Hard prompts
1421
—
LMArena Web dev
1585
—
GPQA Diamond
89.6%
—
Aider Polyglot
—
59.1%
OTIS Mock AIME
98.9%
—
SimpleQA Verified
23.8%
—

Scores from LMArena and Epoch AI, as published; a blank cell means not measured there.

What a month costs on each

Chatbot month (15M in, 4M out)
₹346
₹1,757
RAG month (40M in, 3M out)
₹544
₹2,939
Coding month (60M in, 10M out)
₹1,089
₹5,661

On a typical 75/25 input-output mix, Claude Haiku 5.5 costs less (about 80% less than Kimi K2 Instruct). Claude Haiku 5.5 takes the longer prompt at 1M tokens. Try your own numbers in the cost calculator.

Call either one

curl
curl https://rapidrouter.ai/api/v1/chat/completions \
  -H "Authorization: Bearer $RAPIDROUTER_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model": "anthropic/claude-haiku-5-5", "messages": [{"role": "user", "content": "Hello"}]}'

# the other one: change the model string
  -d '{"model": "moonshotai/kimi-k2-instruct", ...}'

Common questions

Which is cheaper, Claude Haiku 5.5 or Kimi K2 Instruct?

Claude Haiku 5.5 is cheaper on a typical mix of 75% input and 25% output tokens, by about 80%. Through Rapid Router both are billed at the provider list price per million tokens, in rupees.

Which has the larger context window?

Claude Haiku 5.5, at 1M tokens. Kimi K2 Instruct offers 256K tokens.

Can I switch between Claude Haiku 5.5 and Kimi K2 Instruct without changing code?

Yes. Both are callable at https://rapidrouter.ai/api/v1 with the same OpenAI-compatible request; only the model string changes (anthropic/claude-haiku-5-5 or moonshotai/kimi-k2-instruct).

How do I pay for Claude Haiku 5.5 or Kimi K2 Instruct in India?

Top up a Rapid Router balance with UPI or a card in rupees, get a GST invoice on every recharge, and both models debit that balance per request.