Anthropic vs OpenAI: Pricing Comparison 2026
Side-by-side pricing comparison of Anthropic and OpenAI. See all plans, features, and costs at a glance.
Bottom line: OpenAI starts at $0.2/mo, making it $5/mo cheaper than Anthropic ($5/mo). Neither offers a free plan.
Last updated: March 16, 2026
Anthropic vs OpenAI: Quick Pricing Facts
| Feature | Anthropic | OpenAI |
|---|---|---|
| Starting Price | $5/mo | $0.2/mo |
| Number of Plans | 1 | 14 |
| Free Tier | No | No |
| Pricing Model | usage-based | usage-based |
| Annual Discount | N/A | N/A |
OpenAI is the more affordable option, starting at $0.2/mo compared to Anthropic's $5/mo. Both are AI & ML tools with 15 combined pricing plans and 0 features compared.
Review the detailed tier-by-tier comparison above to see exactly which features are included at each price point and find the best fit for your AI & ML needs.
| Pricing Plans |  Anthropic Try it free |  OpenAI Try it free |
|---|---|---|
| Tier 1 | $ $5/month | GPT-5.4 $3/monthCheapest |
| Tier 2 | — | GPT-5 mini $0/monthCheapest |
| Tier 3 | — | GPT-4.1 $3/monthCheapest |
| Tier 4 | — | GPT-4.1 mini $1/monthCheapest |
| Tier 5 | — | GPT-4.1 nano $0/monthCheapest |
| Tier 6 | — | o4-mini $4/monthCheapest |
| Tier 7 | — | Realtime API $2/monthCheapest |
| Tier 8 | — | Sora Video API Custom pricing |
| Tier 9 | — | Image Generation API $2/monthCheapest |
| Tier 10 | — | Responses API Custom pricing |
| Tier 11 | — | Chat Completions API Custom pricing |
| Tier 12 | — | Assistants API Custom pricing |
| Tier 13 | — | Built-in tools Custom pricing |
| Tier 14 | — | AgentKit Custom pricing |
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What Reviewers Say
OpenAI
OpenAI starts at $4.8/mo lower ($0.2/mo vs $5/mo), offers 14 tiers vs 1.
Based on pricing data only. Review the full comparison below for your specific needs.
Best value: OpenAI
Try OpenAI freeWhich Should You Choose?
Choose Anthropic if:
- •You prioritize Anthropic's user experience and interface over price (both tools are similarly priced)
- •You prefer Anthropic's usage-based model with its single-tier structure
- •Anthropic's feature bundling aligns with how AI & ML teams actually work day-to-day
Choose OpenAI if:
- •You want lower per-user costs—OpenAI starts at $0.2/mo, saving $4.8/mo compared to Anthropic at $5/mo
- •You need 14 pricing tiers for flexible team sizing—more options mean less overpaying for features you don't need
- •Your team needs custom enterprise pricing—OpenAI offers negotiated terms for large deployments
OpenAI is the more affordable choice [1], starting at $0.2/mo compared to Anthropic's $5/mo. For a 50-person team on paid plans, this translates to OpenAI saving approximately $240/month. OpenAI offers 14 pricing tiers compared to Anthropic's 1, giving you more granular control over scaling costs as your team grows. If controlling SaaS spend is a priority, OpenAI offers the better cost-to-value ratio. Consider Anthropic only if its unique capabilities directly address a gap OpenAI cannot fill.
Frequently Asked Questions: Anthropic vs OpenAI
Which is cheaper, Anthropic or OpenAI?
How many pricing plans does Anthropic have vs OpenAI?
Does Anthropic or OpenAI offer custom enterprise pricing?
How do Anthropic and OpenAI compare for AI & ML?
Sources
- Anthropic Official Pricing— Vendor pricing page
- OpenAI Official Pricing— Vendor pricing page
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