単一のプロンプトを完成した成果物に変える汎用エージェント。
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Demo · hover to playOpenAI Deep Research vs Parallelwhich 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 Parallel — specs
| Spec | OpenAI Deep Research | Parallel |
|---|---|---|
| Agent Rank | 68 / 100 (B) | 58 / 100 (B) |
| Autonomy | Autonomous | Autonomous |
| Pricing | Subscription · from $20 | Pay per task |
| Open source | No | No |
| Capabilities | Browser, RAG, Memory | Browser, Tool use, RAG |
| Integrations | 3 apps | 2 apps |
| Verified | Verified | — |
| Released | Feb 2025 | Dec 2025 |
Categories: OpenAI Deep Research → Research · Parallel → Research
Agent Rank breakdown
OpenAI Deep Research
Agent Rank
68/ 100
- 自律性
- 9
- 機能
- 6
- 連携
- 2
- 料金
- 8
- 完成度
- 9
- 検証性
- 7
自律性、機能、連携、料金、成熟度、編集部の検証を基に自動算出。デプロイごとに更新されます。 どのように算出されているか?
Parallel
Agent Rank
58/ 100
- 自律性
- 9
- 機能
- 6
- 連携
- 2
- 料金
- 5
- 完成度
- 7
- 検証性
- 6
自律性、機能、連携、料金、成熟度、編集部の検証を基に自動算出。デプロイごとに更新されます。 どのように算出されているか?
Pros & cons
OpenAI Deep Research
Parallel
メリット
- +$100M Series B Apr 2026 (Sequoia) at $2B val — founded by Parag Agrawal (ex-Twitter CEO)
- +Used in production by Clay, Harvey, Notion — validated by the biggest agent platforms
- +Designed for agents from day 1 — better latency + structure than Google/Bing Search API
デメリット
- −Newer (launched late 2025) — fewer published reliability benchmarks
- −Pricing higher than Tavily / Serper for casual use
- −Best ROI requires high-volume agent workloads
Pricing
OpenAI Deep Research
Parallel
Pay-as-you-go
無料
Developers
- +Per-call pricing
- +All search depths
- +Standard SLA
おすすめ
Production
$500/月
Production agents
- +Bulk-discounted credits
- +Priority queue
- +Dedicated support
Enterprise
カスタム
Large platforms
- +Custom volume
- +SLAs
- +White-glove integration
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 →Parallel
Pick Parallel if its specific capabilities (Browser, Tool use) match what you need.
Try Parallel →Affiliate links. We may earn a commission at no extra cost to you.
Frequently asked
Should I pick OpenAI Deep Research or Parallel 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 Parallel if its specific capabilities (Browser, Tool use) match what you need. Most working teams running both can use OpenAI Deep Research for primary work and Parallel for the workflows where its specific strengths matter.
What's the price difference between OpenAI Deep Research and Parallel?+
OpenAI Deep Research starts at Subscription · from $20; Parallel starts at Pay per task. 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 Parallel?+
Both OpenAI Deep Research and Parallel are Autonomous agents — neither has a meaningful autonomy advantage over the other. The decision should hinge on capabilities and pricing instead.
Readers comparing OpenAI Deep Research and Parallel also picked
Adjacent agents in the same category with overlapping capabilities — worth a side-by-side glance before you commit.
- Demo · hover to play
Multi-agent super-agent with built-in AI phone module — research, slides, sheets, real-world calls.
ブラウザ操作ツール利用音声メモリGemini に内蔵された長時間稼働のリサーチ機能で、計画立案・ウェブ閲覧・ブリーフ作成を行います。
ブラウザ操作RAGメモリビジョン
Demo · hover to play
See more alternatives: alternatives to OpenAI Deep Research · alternatives to Parallel
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