Olmo 3 7B Think vs GPT-4o

At a Glance

Compare
GPT-4oOpenAI
Pricing and Limits
Input priceFrom · USD / 1M tokensNot reported$1.25Openrouter · Sep 22, 2026
Output priceFrom · USD / 1M tokensNot reported$5.00Openrouter · Sep 22, 2026
Context windowMaximum documented tokens66K128K
Model facts checkedAug 28, 2026View model evidence →Aug 29, 2026View model evidence →

Token prices are the lowest available sourced USD rates; input and output may use different providers. Cost ranking estimates output spend on LiveBench, not a full request bill. Ranking methodology →

Available Benchmarks

All benchmark results →
No Protocol-Matched Benchmark Yet.Results appear here only when both models share the same benchmark version, metric, evaluation protocol, and evidence class.

Side-by-Side Facts

FieldOlmo-3-7B-ThinkGPT-4o
DeveloperAi2OpenAI
FamilyOlmo 3 7b ThinkGpt 4o
ModelOlmo-3-7B-ThinkGPT-4o
VersionOlmo-3-7B-ThinkGPT-4o
Lifecycleactiveactive
ReleasedUnknownUnknown
Knowledge cutoffUnknown2023-10-01
Input modalitiesTextText, Image
Output modalitiesTextText
Context window66K128K
Total parameters7.3BUnknown
Active parametersUnknownUnknown
Licenseapache-2.0Unknown
Open weightsYesNo
API availableUnknownYes
Self-hostableYesNo
Provider accessUnknownOpenai (Standard), Openrouter (Standard)
Capabilitieschat, generation, reasoningchat, generation, tools

Olmo 3 7B Think Capabilities

chatgenerationreasoning
Serving providers0
Canonical IDallenai/Olmo-3-7B-Think

GPT-4o Capabilities

chatgenerationtools
Serving providers2
Canonical IDopenai/gpt-4o

Primary Evidence

Sources and Freshness

Questions

Olmo 3 7B Think vs GPT-4o FAQs

Is Olmo 3 7B Think or GPT-4o better for coding?+

This comparison does not currently contain a protocol-matched coding benchmark for both Olmo 3 7B Think and GPT-4o, so Model Markets cannot name a coding leader from pricing, context size, or capability labels alone.

Which is cheaper, Olmo 3 7B Think or GPT-4o?+

Only GPT-4o has a directly sourced input price: $1.25 per million tokens. Only GPT-4o has a directly sourced output price: $5.00 per million tokens.

Which has a larger context window, Olmo 3 7B Think or GPT-4o?+

GPT-4o has the larger sourced context window. Olmo 3 7B Think supports 66K and GPT-4o supports 128K.

Which performs better in benchmarks, Olmo 3 7B Think or GPT-4o?+

There is no overall benchmark winner: At least two independently verified, protocol-matched benchmarks are required for an overall winner.

Can Olmo 3 7B Think or GPT-4o be self-hosted?+

Olmo 3 7B Think is the only model in this pair currently marked as self-hostable. Olmo 3 7B Think is open weight; GPT-4o is not marked open weight.

Can Olmo 3 7B Think and GPT-4o understand images?+

Olmo 3 7B Think is not documented with image input; GPT-4o is documented with image input. This reflects supported input modalities, not vision quality.

Which can generate longer answers, Olmo 3 7B Think or GPT-4o?+

Olmo 3 7B Think has the larger sourced maximum output: Olmo 3 7B Think supports 33K and GPT-4o supports 16K output tokens.

Do Olmo 3 7B Think and GPT-4o support reasoning and tool use?+

Olmo 3 7B Think: reasoning. GPT-4o: tool calling and image input. Feature support does not establish relative quality.

Which is available from more inference providers, Olmo 3 7B Think or GPT-4o?+

Olmo 3 7B Think has 0 sourced provider routes; GPT-4o has 2, so GPT-4o has broader tracked availability.

Which offers better value, Olmo 3 7B Think or GPT-4o?+

There is no universal value winner. Compare the input and output prices above with the matched benchmark result for your workload: cheaper tokens can be offset by different quality, token usage, latency, or provider availability.

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