Skip to main content

    Anthropic · OpenAI

    Claude Haiku 4.5 vs GPT-5.5 Instant

    Compare Claude Haiku 4.5 (Anthropic) and GPT-5.5 Instant (OpenAI) on benchmarks, capabilities, and pricing.

    At a glance

    Claude Haiku 4.5GPT-5.5 Instant
    ProviderAnthropicOpenAI
    Context200K tokens128K tokens
    ModalityMultimodalMultimodal
    PricingProPro
    SpeedFastFast
    ReasoningAdvancedAdvanced

    Benchmarks

    Claude Haiku 4.5

    AA Intelligence Index
    15.4points
    Artificial Analysis · Date unknownAge unknown
    Output speed
    92.11tokens/s
    Configuration: Prompt length: 1,000 · Parallel queries: 1
    Artificial Analysis · Date unknownAge unknown
    API input cost
    $1.00/ 1M tokens
    Artificial Analysis · Date unknownAge unknown
    API output cost
    $5.00/ 1M tokens
    Artificial Analysis · Date unknownAge unknown
    Context window
    200K
    Catalog · As of Aug 11, 2026Stale · 31d old

    Benchmark variant: Claude 4.5 Haiku (Non-reasoning)

    AA data retrieved Sep 11, 2026 · Artificial Analysis

    GPT-5.5 Instant

    AA Intelligence Index
    26.8points
    Artificial Analysis · Date unknownAge unknown
    Output speed
    140.9tokens/s
    Configuration: Prompt length: 1,000 · Parallel queries: 1
    Artificial Analysis · Date unknownAge unknown
    API input cost
    $5.00/ 1M tokens
    Artificial Analysis · Date unknownAge unknown
    API output cost
    $30.00/ 1M tokens
    Artificial Analysis · Date unknownAge unknown
    Context window
    128K
    Catalog · As of Aug 11, 2026Stale · 31d old

    Benchmark variant: GPT-5.5 Instant (June 2026)

    AA data retrieved Sep 11, 2026 · Artificial Analysis

    When to pick Claude Haiku 4.5

    Pick Claude Haiku 4.5 for high-volume support ticket triage, log classification at millions of events per day, and real-time agent loops where per-call latency under a second matters. Its price point fits batch summarization of customer transcripts and constant-rate workloads where cost-per-token dominates the unit economics.

    When to pick GPT-5.5 Instant

    Pick GPT-5.5 Instant for embedded chat widgets, autocomplete suggestions, and lightweight intent routing inside existing OpenAI deployments. It suits e-commerce product tagging at catalog scale, voice assistant turn-handling under tight latency budgets, and high-throughput moderation pipelines where per-call cost ceilings shape the architecture across millions of daily requests.

    Try both on yno.ai

    Switch between Claude Haiku 4.5 and GPT-5.5 Instant per task with one account.

    Frequently asked

    Which is faster, Claude Haiku 4.5 or GPT-5.5 Instant?
    Claude Haiku 4.5 is rated fast and GPT-5.5 Instant is rated fast. yno.ai surfaces output-speed scores from Artificial Analysis on each model's detail page so you can compare exact tokens-per-second figures for your workload.
    Which is cheaper, Claude Haiku 4.5 or GPT-5.5 Instant?
    Claude Haiku 4.5 is on the pro tier in yno.ai; GPT-5.5 Instant is on the pro tier. See the pricing page for the latest per-tier limits.
    Which is better for Customer support?
    Both models support Customer support. Claude Haiku 4.5 brings Text and image input; GPT-5.5 Instant brings Former ChatGPT default. Run a side-by-side eval on your prompts in yno.ai to see which fits your workload.
    Can I use both Claude Haiku 4.5 and GPT-5.5 Instant in yno.ai?
    Yes. Both are available on yno.ai under your single account; you can route different stages of an agent to different models or A/B test them on the same prompt without per-provider boilerplate.

    Related comparisons

    Claude Opus 4.7 vs GPT-5.5 Pro

    Frontier head-to-head

    Claude Opus 4.7 vs Gemini 3.5 Flash

    Frontier head-to-head

    Gemini 3.5 Flash vs GPT-5.5 Pro

    Frontier head-to-head