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Model comparison

Claude Haiku 5.5 vs GLM-4.5-Air

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

Input price per 1M
₹9.83 ($0.100)
₹2.95 ($0.030)
Output price per 1M
₹49.13 ($0.500)
₹13.76 ($0.140)
Context window
1M tokens
131K tokens
Max output
128K tokens
98K tokens
Input types
text, image, pdf
text
Capabilities
tools, JSON, vision, reasoning
tools, reasoning
Author
Anthropic
Z.ai
LMArena Overall
—
1384
LMArena Coding
—
1397
LMArena Math
—
1396
LMArena Creative writing
—
1343
LMArena Instruction following
—
1354
LMArena Hard prompts
—
1379
LMArena Web dev
1586
—
GPQA Diamond
89.6%
—
OTIS Mock AIME
98.9%
—
SimpleQA Verified
23.8%
—
Humanity's Last Exam
—
8.1%

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)
₹344
₹99.23
RAG month (40M in, 3M out)
₹540
₹159
Coding month (60M in, 10M out)
₹1,081
₹314

On a typical 75/25 input-output mix, GLM-4.5-Air costs less (about 71% less than Claude Haiku 5.5). 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": "z-ai/glm-4.5-air", ...}'

Common questions

Which is cheaper, Claude Haiku 5.5 or GLM-4.5-Air?

GLM-4.5-Air is cheaper on a typical mix of 75% input and 25% output tokens, by about 71%. 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. GLM-4.5-Air offers 131K tokens.

Can I switch between Claude Haiku 5.5 and GLM-4.5-Air 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 z-ai/glm-4.5-air).

How do I pay for Claude Haiku 5.5 or GLM-4.5-Air 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.