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Claude 4 Sonnet vs Claude Instant 1.2: Benchmarks, Pricing, and Context Window Comparison

Claude 4 Sonnet vs Claude Instant 1.2 compares provider, context window, token pricing, benchmark performance, and release timeline in one side-by-side view. Use this page to quickly identify which model is a better fit for your production constraints, quality targets, and estimated cost per request.

Verdict

Claude Instant 1.2 has lower listed token pricing, while Claude 4 Sonnet can still be preferable if benchmark results better match your workload.

Author: Mirai Minds Research Team

Last updated:

Sources

Compare
Claude 4 Sonnet
to
Claude Instant 1.2
Overview
Claude 4 Sonnet was released 22 months after Claude Instant 1.2.
Claude 4 Sonnet
Claude Instant 1.2
Provider
The entity that provides this model.
Anthropic
Anthropic
Input Context Window
The number of tokens supported by the input context window.
200K
tokens
100K
tokens
Maximum Output Tokens
The number of tokens that can be generated by the model in a single request.
64000
tokens
Not specified.
Release Date
When the model was first released.
2025-05-22
2023-08-09
Leaderboard
Claude 4 Sonnet
Claude Instant 1.2
Rank
Unknown
Unknown
Arena Elo
Not specified.
Not specified.
95% CI
Not specified.
Not specified.
Votes
Not specified.
Not specified.
License
Not specified.
Not specified.
Knowledge Cutoff
Unknown
Unknown
Pricing
Claude 4 Sonnet
Claude Instant 1.2
Input
Cost of input data provided to the model.
$3
per million tokens
$0.80
per million tokens
Output
Cost of output tokens generated by the model.
$15
per million tokens
$2.40
per million tokens
Benchmarks
Compare relevant benchmarks between Claude 4 Sonnet and Claude Instant 1.2 Instruct.
Claude 4 Sonnet
Claude Instant 1.2
MMLU
Evaluating LLM knowledge acquisition in zero-shot and few-shot settings.
Benchmark not available.
73.4
(5-shot)
Source
MMMU
A wide ranging multi-discipline and multimodal benchmark.
74.4
Source
Benchmark not available.
HellaSwag
A challenging sentence completion benchmark.
Benchmark not available.
Benchmark not available.

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