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Claude 3.5 Sonnet 20240620 vs GPT 5.6 Luna

Compare Claude 3.5 Sonnet 20240620 from Anthropic and GPT 5.6 Luna 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 3.5 Sonnet 20240620OpenAIGPT 5.6 Luna
+ Add model · 2/4
Anthropic logo
Claude 3.5 Sonnet 20240620
Anthropic · text, image → text

Claude 3.5 Sonnet delivers performance superior to Opus and speeds faster than its predecessor, all at the same price point. Its core strengths include: Coding: Autonomously writes, edits, and executes code with advanced reasoning and troubleshooting. Data Science: Augments human expertise by analyzing unstructured data and using multiple tools to generate insights. Visual Processing: Excels at interpreting charts, graphs, and images, accurately transcribing text to derive high-level insights. Agentic Tasks: Exceptional tool use makes it highly effective for complex, multi-step agentic workflows that interact with other systems.

Input$3 /M
Output$15 /M
Details
OpenAI logo
GPT 5.6 Luna
OpenAI · text, image → text

GPT-5.6 Luna is designed for cost-sensitive, high-volume workloads. It roughly corresponds to the nano model tier used in earlier GPT-5 families.

Input$1 /M
Output$6 /M
Cache read$0.1 /M
Details

Pricing & Specifications

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

Claude 3.5 Sonnet 20240620
GPT 5.6 Luna
Input /M
$3
$1
Output /M
$15
$6
Cache read /M
-
$0.1
Context length
NaN
1,050,000
Max output
0
128,000
Time to First Token
-
2.2 s
Throughput
-
88.4 tok/s
Modalities
textimage
textimage
Supported Parameters
toolsthinkingstructured outputs
API Formats
chat_completions · responses
Released
-
-

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-3-5-sonnet-20240620gpt-5.6-luna

Tokens / day

-

Requests / day

-

Performance Past 3 Days

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

claude-3-5-sonnet-20240620gpt-5.6-luna

Throughput (tok/s)

-

TTFT (s)

-

Uptime (%)

-

Cost calculator

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

GPT 5.6 Luna
$150 /mo
Claude 3.5 Sonnet 20240620
$405 /mo

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

FAQ

Which is cheaper: Claude 3.5 Sonnet 20240620, GPT 5.6 Luna?

GPT 5.6 Luna: $6/M output tokens; Claude 3.5 Sonnet 20240620: $15/M. Use the cost calculator above to estimate your own workload.

What inputs and capabilities does each model support?

Claude 3.5 Sonnet 20240620 accepts text and image input; GPT 5.6 Luna accepts text and image input and supports tool calling, thinking and structured outputs.

Can I call Claude 3.5 Sonnet 20240620 and GPT 5.6 Luna 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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