Skip to main content
AIpricly

Claude Haiku 4.5 vs Grok 3

Side-by-side pricing, capabilities, real-world cost across common scenarios, and our editorial pick.

Add a modelUp to 4 models can be compared
all prices in USD per 1M tokens
OVERALL WINNER

Claude Haiku 4.5

Anthropic · released 2026-04-08

Quality (AA Index)79
Input price$1.00
Output price$5.00
Context200K
Throughput250 tok/s
P50 latency0.4s
View full pricing

Grok 3

xAI · released 2026-02-20

Quality (AA Index)85
Input price$2.50
Output price$12.00
Context128K
Throughput95 tok/s
P50 latency1.4s
View full pricing
Try Claude Haiku 4.5 on OpenRouterTry Grok 3 on OpenRouter

Links open in a new tab via our OpenRouter referral. Affiliate disclosure

Head-to-head specs

Green column = winner per metric
MetricClaude Haiku 4.5Grok 3Verdict
Input price
/1M tokens
$1.00$2.50Claude Haiku 4.5 −60%
Output price
/1M tokens
$5.00$12.00Claude Haiku 4.5 −58%
Context window
max input length
200K128KClaude Haiku 4.5 +1.6×
AA Quality
AA Intelligence Index (0–100)
7985Grok 3 +6pt
Arena Elo
LMArena human-pref Elo (800–2000)
——Tied
Throughput
tokens per second
25095Claude Haiku 4.5 +163%
P50 latency
first token
0.4s1.4sClaude Haiku 4.5 −71%
Vision
multimodal
Tied
Function calling
tool use
Tied
Reasoning mode
chain-of-thought
Tied

Monthly cost across common scenarios

Default usage assumptions
ScenarioClaude Haiku 4.5Grok 3
customer support
1000K req · 600/180 tok
$1.5K$3.7K
chat with docs
300K req · 4000/300 tok
$1.6K$4.1K
code generation
500K req · 2000/500 tok
$2.3K$5.5K
voice assistant
600K req · 800/200 tok
$1.1K$2.6K
Our pick

For most workloads, choose Claude Haiku 4.5.

  • 60% cheaper input price, which compounds at scale
  • 1.6× the context window — better for long documents and agents
  • 163% faster throughput — matters for streaming UX and voice agents

Anthropic’s economy tier — gentler tone, stronger safety patterns than mainstream tiny models. Choose when output voice matters more than raw IQ.

Choose Grok 3 instead if: Tradeoffs for this pair have not yet been documented. The quality difference may be small enough that workload fit, integration cost, and team familiarity decide the choice.

Read our deep analysis

Why pick? Use both with smart routing

Phase 2 · gateway with fallback chain

Set Claude Haiku 4.5 as primary, Grok 3 as fallback. One key, one bill, automatic failover when Claude Haiku 4.5 errors.

PHASE 2 PREVIEW · gateway not live yetThis endpoint does not exist yet. The gateway is in Phase 2 — what you see below is a design preview of the planned interface, not a live API. We will email subscribers when it launches.
Preview the planned API call
$ curl https://api.aipricly.com/v1/chat/completions \
  -H "Authorization: Bearer $AIPC_KEY" \
  -d '{
    "routing": {
      "primary": "anthropic/claude-haiku-4-5",
      "fallback": ["xai/grok-3"]
    },
    "messages": [{"role": "user", "content": "..."}]
  }'

Related comparisons