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Claude Opus 4.8 vs GPT 4.1

Compare Claude Opus 4.8 from Anthropic and GPT 4.1 from OpenAI on key metrics including benchmarks, price, context length, and other model features. Access both models and hundreds of others through the AIHubMix API.

AnthropicClaude Opus 4.8OpenAIGPT 4.1
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Anthropic logo
Claude Opus 4.8
Anthropic · text, image, pdf → text

Claude Opus 4.5 is Anthropic’s latest frontier reasoning model, optimized for complex engineering, agentic workflows, and long-horizon computer use. It features strong multimodal capabilities, improved resistance to prompt injection, and a new Verbosity parameter to control token efficiency. With advanced tool use, extended context, and multi-agent support, Opus 4.5 excels in autonomous research, debugging, planning, and spreadsheet/browser operations.

Input$5 /M
Output$25 /M
Cache read$0.5 /M
Details
OpenAI logo
GPT 4.1
OpenAI · text, image, pdf → text

The latest flagship multimodal model supports million-token context, with encoding capability (SWE-bench 54.6%) and instruction-following (Scale AI 38.3%) performance significantly surpassing GPT-4o, while reducing costs by 26%, making it suitable for complex tasks. Its automatic caching mechanism offers a 75% cost reduction on cache hits.

Input$2 /M
Output$8 /M
Cache read$0.5 /M
Details

Pricing & Specifications

Prices are per million tokens. Time to First Token and throughput are rolling averages measured on AIHubMix.

Claude Opus 4.8
GPT 4.1
Input /M
$5
$2
Output /M
$25
$8
Cache read /M
$0.5
$0.5
Context length
1,000,000
1,047,576
Max output
128,000
32,768
Time to First Token
-
1.1 s
Throughput
-
73.1 tok/s
Modalities
textimagepdf
textimagepdf
Supported Parameters
thinkingtoolsfunction callingstructured outputs
toolsfunction callingstructured outputslong context
API Formats
Released
May 28, 2026
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Promotional prices show the discounted rate; see each model page for promotion windows.

Activity Past 30 Days

Daily traffic served through AIHubMix — how demand for each model is trending.

claude-opus-4-8gpt-4.1

Tokens / day

-

Requests / day

-

Performance Past 3 Days

Measured on real AIHubMix traffic, hourly buckets. Gaps mean no traffic in that hour.

claude-opus-4-8gpt-4.1

Throughput (tok/s)

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TTFT (s)

-

Uptime (%)

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Cost calculator

Estimate your monthly bill for the same workload on each model.

GPT 4.1
$240 /mo
Claude Opus 4.8
$675 /mo

Monthly = daily × 30. Discounted rates applied where a promotion is active.

FAQ

Which is cheaper: Claude Opus 4.8, GPT 4.1?

GPT 4.1: $8/M output tokens; Claude Opus 4.8: $25/M. Use the cost calculator above to estimate your own workload.

How large is each context window?

Claude Opus 4.8 accepts 1,000,000 and GPT 4.1 accepts 1,047,576 input tokens. Maximum output per request is 128,000 tokens on Claude Opus 4.8 and 32,768 tokens on GPT 4.1.

What inputs and capabilities does each model support?

Claude Opus 4.8 accepts text, image and PDF input and supports thinking, tool calling, function calling and structured outputs; GPT 4.1 accepts text, image and PDF input and supports tool calling, function calling, structured outputs and long context.

Can I call Claude Opus 4.8 and GPT 4.1 with the same API key?

Yes. AIHubMix serves every model on this page behind one OpenAI-compatible endpoint, so switching between them is a one-line change to the model field — no second account, key or SDK.

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