General-purpose agent that turns a single prompt into a finished deliverable.
BrowserTool useCodeMemory
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OpenAI Deep Research vs Sakana AIwhich AI research agent should you pick in 2026?
Multi-step research agent inside ChatGPT — autonomous browsing produces 5-30min citation-heavy reports.
BrowserRAGMemory
OpenAI Deep Research vs Sakana AI — specs
| Spec | OpenAI Deep Research | Sakana AI |
|---|---|---|
| Agent Rank | 68 / 100 (B) | 63 / 100 (B) |
| Autonomy | Autonomous | Autonomous |
| Pricing | Subscription · from $20 | Subscription |
| Open source | No | No |
| Capabilities | Browser, RAG, Memory | Tool use, Memory, RAG, Multi-agent |
| Integrations | 3 apps | 3 apps |
| Verified | Verified | — |
| Released | Feb 2025 | Sep 2025 |
Categories: OpenAI Deep Research → Research · Sakana AI → Research
Agent Rank breakdown
OpenAI Deep Research
Agent Rank
68/ 100
- Autonomy
- 9
- Capabilities
- 6
- Integrations
- 2
- Pricing
- 8
- Polish
- 9
- Verifiability
- 7
Auto-computed from autonomy, capabilities, integrations, pricing, maturity and editorial verification. Updated every deploy. How is this computed?
Sakana AI
Agent Rank
63/ 100
- Autonomy
- 9
- Capabilities
- 8
- Integrations
- 4
- Pricing
- 4
- Polish
- 7
- Verifiability
- 6
Auto-computed from autonomy, capabilities, integrations, pricing, maturity and editorial verification. Updated every deploy. How is this computed?
Pros & cons
OpenAI Deep Research
Sakana AI
Pros
- +$135M Series B Nov 2025 at $2.65B valuation — Japan's breakout agent player
- +Production at MUFG, SMFG + Japan defense (ATLA contract)
- +Native Japanese-language strength — top of "AI エージェント" SERPs
Cons
- −Enterprise sales motion only — no self-serve
- −US/EU presence early stage; brand recognition mostly in APAC
- −Limited public benchmarks vs Western multi-agent competitors
Pricing
OpenAI Deep Research
Sakana AI
Pilot
Custom
Enterprise pilots
- +TRINITY multi-agent orchestration
- +1 use case
- +JP support team
Recommended
Production
Custom
Japanese enterprises
- +Unlimited use cases
- +Finance underwriting agents
- +On-prem + sovereign deployment
Defense
Custom
Government
- +ATLA-grade security
- +Air-gapped deployment
- +Dedicated engineering team
Which one should you pick?
OpenAI Deep Research
Pick OpenAI Deep Research if cost is the main constraint or if you want a vendor we've verified for accessibility and pricing accuracy.
Try OpenAI Deep Research →Sakana AI
Pick Sakana AI if its specific capabilities (Tool use, Memory) match what you need.
Try Sakana AI →Affiliate links. We may earn a commission at no extra cost to you.
Frequently asked
Should I pick OpenAI Deep Research or Sakana AI in 2026?+
Pick OpenAI Deep Research if cost is the main constraint or if you want a vendor we've verified for accessibility and pricing accuracy. Pick Sakana AI if its specific capabilities (Tool use, Memory) match what you need. Most working teams running both can use OpenAI Deep Research for primary work and Sakana AI for the workflows where its specific strengths matter.
What's the price difference between OpenAI Deep Research and Sakana AI?+
OpenAI Deep Research starts at Subscription · from $20; Sakana AI starts at Subscription. OpenAI Deep Research is the cheaper entry option. For team deployments the TCO can differ — use the AI Agent Rank TCO calculator for your specific volume.
Which is more autonomous, OpenAI Deep Research or Sakana AI?+
Both OpenAI Deep Research and Sakana AI are Autonomous agents — neither has a meaningful autonomy advantage over the other. The decision should hinge on capabilities and pricing instead.
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Adjacent agents in the same category with overlapping capabilities — worth a side-by-side glance before you commit.
Multi-agent super-agent with built-in AI phone module — research, slides, sheets, real-world calls.
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Long-running researcher inside Gemini that plans, browses and writes briefs.
BrowserRAGMemoryVision
See more alternatives: alternatives to OpenAI Deep Research · alternatives to Sakana AI
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