AI Tools · head to head
AI21 Labs vs Streak
The short version
- Each has a real cost: AI21 Labs the free allowance is $10 of credit lasting 7 days rather than an ongoing free tier; Streak the free tier is email tools only, with pipelines, contact records and automation all requiring the Pro plan
- They diverge on capability: AI21 Labs covers Jamba models, Streak covers Pipeline management.
Where they differ
Only the attributes on which AI21 Labs and Streak actually diverge.
Identical on both: starting price (Free), free tier (Yes), user rating (Not yet rated).
What each one covers
Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.
Only in AI21 Labs
- Jamba models
- Long context
- RAG engine
- Writing tools
- REST API
- Amazon Bedrock
- Cloud platforms
- Api support
Only in Streak
- Pipeline management
- Email tracking
- Automation
- Document tracking
- Live engagement metrics
- Gmail
- Outlook
- Google Sheets
What people use each for
The jobs each tool is most often brought in to do.
AI21 Labs
- Running long-context tasks on the Jamba model familynot Streak
- Building and optimising production AI agents with Maestronot Streak
- Routing between models to control cost and accuracynot Streak
- Long-horizon agentic tasks needing stateful workspacesnot Streak
Streak
- Managing sales pipelines directly inside Gmailnot AI21 Labs
- Tracking email opens and running mail merges from an inboxnot AI21 Labs
Where each one falls short
Documented limitations, not opinions. Every one is a constraint you would hit in normal use.
AI21 Labs
- The free allowance is $10 of credit lasting 7 days rather than an ongoing free tier
- Jamba Large is $2 per million input tokens and $8 per million output, so output-heavy work costs four times as much as input
- Volume discounts, private cloud hosting and higher rate limits require a custom plan
- Standard rate limits are not published
Streak
- The free tier is email tools only, with pipelines, contact records and automation all requiring the Pro plan
- Free mail merge is capped at 50 a day
- The entry paid plan is $49 per user per month, which is high for a CRM that lives inside Gmail
- Integrations require a paid plan
Pricing, plan by plan
AI21 Labs
Free- Free TrialFree
- Limited usage
- API access
- Jamba$0.2/per-million-input-tokens
- 256K context
- Hybrid architecture
Streak
Free- FreeFree
- Basic CRM
- Pipeline management
- Professional$10/month
- Everything in Free
- Email tracking
- Automation
- Business$50/month
- Everything in Professional
- Advanced features
Which should you pick?
Choose AI21 Labs if
- You need jamba models.
- You want to start without paying.
- You work on Api, Cloud.
- You also want long context.
Choose Streak if
- You need pipeline management.
- You want to start without paying.
- You also want email tracking.
Questions people ask
- Is AI21 Labs or Streak better?
- Neither clearly leads. AI21 Labs starts at Free and Streak at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
- Which is cheaper, AI21 Labs or Streak?
- AI21 Labs starts at Free and Streak at Free.
- Does AI21 Labs or Streak run on more platforms?
- AI21 Labs runs on Api, Cloud. Streak runs on Web.
- Can I use AI21 Labs for free?
- Both have a free tier, so you can try either at no cost before committing.
- What is AI21 Labs best used for?
- AI21 Labs is most often used for running long-context tasks on the jamba model family, building and optimising production ai agents with maestro, routing between models to control cost and accuracy, long-horizon agentic tasks needing stateful workspaces. Of those, running long-context tasks on the jamba model family and building and optimising production ai agents with maestro are not what Streak is typically brought in for.
- What can AI21 Labs do that Streak cannot?
- AI21 Labs covers Jamba models, Long context, RAG engine, Writing tools. Streak covers Pipeline management, Email tracking, Automation, Document tracking.
Related pages
Other head to heads
- AI21 Labs vs Pika
- AI21 Labs vs Anthropic API
- AI21 Labs vs D-ID
- AI21 Labs vs Fathom
- AI21 Labs vs Stable Diffusion
- AI21 Labs vs ChatGPT
- AI21 Labs vs Copy.ai
- AI21 Labs vs HeyGen
- AI21 Labs vs Jasper
- AI21 Labs vs Leonardo AI
- AI21 Labs vs Murf
- AI21 Labs vs Perplexity
- AI21 Labs vs Pi
- AI21 Labs vs Play.ht
- AI21 Labs vs Replicate
- AI21 Labs vs Replika
- AI21 Labs vs Rytr
- AI21 Labs vs Together AI
- AI21 Labs vs Outreach
- AI21 Labs vs Gong
- AI21 Labs vs Seismic
- AI21 Labs vs Pipedrive
- AI21 Labs vs HubSpot
- AI21 Labs vs Salesforce
- AI21 Labs vs Bitrix24
- AI21 Labs vs Capsule
- AI21 Labs vs Clari
- AI21 Labs vs Freshsales
- AI21 Labs vs Zoho CRM
- AI21 Labs vs Affinity
- AI21 Labs vs Agile CRM
- AI21 Labs vs Apollo.io
- AI21 Labs vs Capsule CRM
- AI21 Labs vs Clay
- AI21 Labs vs Clearbit
- AI21 Labs vs Cloze
- Streak vs Pika
- Streak vs Anthropic API
- Streak vs D-ID
- Streak vs Fathom
- Streak vs Stable Diffusion
- Streak vs ChatGPT
- Streak vs Copy.ai
- Streak vs HeyGen
- Streak vs Jasper
- Streak vs Leonardo AI
- Streak vs Murf
- Streak vs Perplexity
- Streak vs Pi
- Streak vs Play.ht
- Streak vs Replicate
- Streak vs Replika
- Streak vs Rytr
- Streak vs Together AI
- Streak vs Outreach
- Streak vs Gong
- Streak vs Seismic
- Streak vs Pipedrive
- Streak vs HubSpot
- Streak vs Salesforce
- Streak vs Bitrix24
- Streak vs Capsule
- Streak vs Clari
- Streak vs Freshsales
- Streak vs Zoho CRM
- Streak vs Affinity
- Streak vs Agile CRM
- Streak vs Apollo.io
- Streak vs Capsule CRM
- Streak vs Clay
- Streak vs Clearbit
- Streak vs Cloze


