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Put models side by side on price, context, capabilities, and benchmarks.
GPT-5.5 is OpenAI's April 2026 flagship model, excelling at coding, research, data analysis, and agentic tool use with reduced hallucination in sensitive domains. This is the batch variant for cheaper asynchronous processing.
Document analysis#7Business, Management, & Finance#11Mathematical#13Legal & Government#14
AuthorOpenAI
Country🇺🇸 United States
ReleasedApr 24, 2026
Overview
Cost rate
3x
Context
1.1M
Input
Output
Reasoning
Tool calling
Structured outputs
Pricing/M tokens
Input$2.50
Cached input$0.25
Output$15.00
Context
Context length1,050,000
Max output tokens128,000
Knowledge cutoff2025-12-01
Performance
Throughput-
Latency-
Claude Haiku 4.5 is Anthropic's fast, affordable small model in the Claude 4 generation, balancing strong instruction-following and coding ability with low latency. It is designed for high-throughput agentic and chat applications where speed and cost efficiency are priorities.
Document analysis#31Mathematical#100Software & IT Services#101Writing, Literature, & Language#110
AuthorAnthropic
Country🇺🇸 United States
ReleasedOct 15, 2025
Overview
Cost rate
1x
Context
200K
Input
Output
Reasoning
Tool calling
Structured outputs
Pricing/M tokens
Input$1.00
Cached input$0.10
Output$5.00
Context
Context length200,000
Max output tokens64,000
Knowledge cutoff-
Performance
Throughput94 tok/s
Latency0.78s
Benchmarks
Head-to-head scores across reasoning, coding, and agentic indices, plus per-domain rankings.
Intelligence
62.5
Claude Opus 5 (Adaptive Reasoning, Xhigh Effort)
Claude Opus 5 (Adaptive Reasoning, Xhigh Effort)62.1Claude Fable 5 (Adaptive Reasoning, Max Effort, Opus 4.8 Fallback)
Claude Fable 5 (Adaptive Reasoning, Max Effort, Opus 4.8 Fallback)59.5
