Models

anthropic-opus-4-6 vs claude-3-haiku-20240229

Output tokens cost $25.00 per million on anthropic-opus-4-6 and $0.28 per million on claude-3-haiku-20240229. Input tokens cost $5.00 per million on anthropic-opus-4-6 and $0.28 per million on claude-3-haiku-20240229. Cached input tokens are billed at $0.50 per million on anthropic-opus-4-6 and $0.28 per million on claude-3-haiku-20240229. Time to first token (TTFT) measured on AIHubMix is 3.1s on anthropic-opus-4-6 and 0.8s on claude-3-haiku-20240229. Measured output throughput is 39.7 tok/s on anthropic-opus-4-6 and 67.2 tok/s on claude-3-haiku-20240229. On the LMArena coding leaderboard anthropic-opus-4-6 scores 1548 and claude-3-haiku-20240229 scores 1300.

Anthropicanthropic-opus-4-6Anthropicclaude-3-haiku-20240229
Anthropic logo
anthropic-opus-4-6
Anthropic · text, image → text

Claude Opus 4.6 is Anthropic’s latest state-of-the-art reasoning model. It features an adaptive “thinking” mode that dynamically decides when to think and how much to think. At the default effort level (high), Claude will almost always engage in thinking. At lower effort levels, it may skip thinking for simple problems. ⚠️ The minimum cache token for claude-opus-4-6 has been increased from 1,024 to 4,096 tokens.

Input$5.00 /M
Output$25.00 /M
Anthropic logo
claude-3-haiku-20240229
Anthropic · text, image → text

Input$0.28 /M
Output$0.28 /M

Pricing & Specifications

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

anthropic-opus-4-6
claude-3-haiku-20240229
Input /M
$5.00
$0.28
Output /M
$25.00
$0.28
Cache read /M
$0.50
$0.28
Context length
200,000
NaN
Max output
32,000
0
Time to First Token
3.1 s
0.8 s
Throughput
39.7 tok/s
67.2 tok/s
Modalities
textimage
textimage
Supported Parameters
thinkingtoolsfunction callingstructured outputs
API Formats

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.

anthropic-opus-4-6claude-3-haiku-20240229

Tokens / day

-

Requests / day

-

Performance Past 3 Days

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

anthropic-opus-4-6claude-3-haiku-20240229

Throughput (tok/s)

-

TTFT (s)

-

Uptime (%)

-

LMArena Benchmarks

LMArena ratings by capability (Bradley-Terry, commonly called Elo). Higher is better.

Text
anthropic-opus-4-6claude-3-haiku-20240229
11801280138014801580
Overall
12611499
Coding
13001548
Math
12311504
Hard prompts
12641528
Instruction following
12441501
Multi-turn
12431510
Creative writing
12151478
Longer query
12651519
Chinese
12471549
English
12701508
Vision
anthropic-opus-4-6claude-3-haiku-20240229
980108011801280
Overall
10001297
OCR
13131313
Diagram
13331333
Homework
13141314

Source: LMArena (arena.ai) leaderboard, imported by AIHubMix. Models without published ratings are omitted per chart.

Cost calculator

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

claude-3-haiku-20240229
$20.63 /mo
anthropic-opus-4-6
$675 /mo

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

FAQ

Which is cheaper: anthropic-opus-4-6, claude-3-haiku-20240229?

claude-3-haiku-20240229: $0.28/M output tokens; anthropic-opus-4-6: $25.00/M. Use the cost calculator above to estimate your own workload.

How do their coding arena scores compare?

anthropic-opus-4-6: 1548; claude-3-haiku-20240229: 1300 (LMArena coding leaderboard).

Which responds faster?

claude-3-haiku-20240229: 0.8s time to first token measured on AIHubMix; see the live performance charts above for how each model behaves across the day.

Which one generates tokens faster?

claude-3-haiku-20240229 at 67.2 tok/s and anthropic-opus-4-6 at 39.7 tok/s, measured as output throughput on AIHubMix — a separate metric from time to first token.

What inputs and capabilities does each model support?

anthropic-opus-4-6 accepts text and image input and supports thinking, tool calling, function calling and structured outputs; claude-3-haiku-20240229 accepts text and image input.

Can I call anthropic-opus-4-6 and claude-3-haiku-20240229 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.

Popular comparisons

Related model match-ups readers also look at.