Pieces vs Constella vs GitHub Copilot vs OpenAI Codex

Which one fits you in 2026? Traffic, pricing, input → output, tasks and community side by side.

Your tool
Pieces
vs
Competitor 1
Constella
Competitor 2
GitHub Copilot
Competitor 3
OpenAI Codex
Compare
4 tools · best value per row highlighted
Your tool Pieces
pieces.app
Your personal AI coding assistant that remembers everything
Remove
Competitor Constella
constella.app
Opening Constella drops you into a system that ditches the usual file cabinet metaphor entirely
Make main Remove
Competitor GitHub Copilot
github.com
Your AI pair programmer that actually knows the codebase
Make main Remove
Competitor OpenAI Codex
openai.com
A dedicated coding agent that writes and runs code for you
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
169.6Kvisits/mo
7.4Kvisits/mo
637.9Mvisits/mo
204.3Mvisits/mo
MoM change
▼ 5.9%
▼ 2.5%
▲ 3.7%
▲ 3.6%
6-month growth
-16.0%
+67.1%
+19.3%
+0.3%
Global rank web
#248,413
#1,944,958
#49
#212
Avg. last 3 months
176.5K
9.2K
629.7M
197.3M
Bounce rate lower is better
44%
35%
36%
58%
Pages / visit
2.2
5.0
5.9
3.0
Visit duration
45s
1m 48s
6m 26s
2m 31s
Traffic sources
● Direct 68% · ● Referral 30%
—
● Direct 83% · ● Referral 15%
● Direct 81% · ● Referral 17%
PiecesConstellaGitHub CopilotOpenAI Codex
0159.5M318.9M478.4M637.9MPieces · 269.9KPieces · 295.6KPieces · 310.3KPieces · 237KPieces · 202KPieces · 195.3KPieces · 169.9KPieces · 179.9KPieces · 180.1KPieces · 169.6KConstella · 21.7KConstella · 9.6KConstella · 4.5KConstella · 3.7KConstella · 13.9KConstella · 12.4KConstella · 7.6KConstella · 7.4KGitHub Copilot · 484.3MGitHub Copilot · 504MGitHub Copilot · 542.6MGitHub Copilot · 534.8MGitHub Copilot · 634.3MGitHub Copilot · 631MGitHub Copilot · 636.1MGitHub Copilot · 615.2MGitHub Copilot · 637.9MOpenAI Codex · 266.3MOpenAI Codex · 225MOpenAI Codex · 210.1MOpenAI Codex · 191.2MOpenAI Codex · 203.7MOpenAI Codex · 195.7MOpenAI Codex · 203.1MOpenAI Codex · 190.4MOpenAI Codex · 197.2MOpenAI Codex · 204.3M1K10K100K1M10M100M1BPieces · 269.9KPieces · 295.6KPieces · 310.3KPieces · 237KPieces · 202KPieces · 195.3KPieces · 169.9KPieces · 179.9KPieces · 180.1KPieces · 169.6KConstella · 21.7KConstella · 9.6KConstella · 4.5KConstella · 3.7KConstella · 13.9KConstella · 12.4KConstella · 7.6KConstella · 7.4KGitHub Copilot · 484.3MGitHub Copilot · 504MGitHub Copilot · 542.6MGitHub Copilot · 534.8MGitHub Copilot · 634.3MGitHub Copilot · 631MGitHub Copilot · 636.1MGitHub Copilot · 615.2MGitHub Copilot · 637.9MOpenAI Codex · 266.3MOpenAI Codex · 225MOpenAI Codex · 210.1MOpenAI Codex · 191.2MOpenAI Codex · 203.7MOpenAI Codex · 195.7MOpenAI Codex · 203.1MOpenAI Codex · 190.4MOpenAI Codex · 197.2MOpenAI Codex · 204.3MNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Freemium
Freemium
Freemium
Freemium
Starting price
$18.99per month
$5.99per month · free tier available
$4per month · free tier available
$20per month · free tier available
Free tier
–
Free trial
–
–
API access
–
–
–
–
Plans
Pro $18.99/moEnterprise $22.99/mo
Free FreeConstella Beta $5.99/yr
Free FreeTeam $4/moEnterprise $21/mo
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Capabilities input → output
Input
AudioCodeText
DocumentsTextWeb pages
CodeText
CodeText
Output
Text
Text
Code
Code
Skill level
Intermediate
Intermediate
Intermediate
Advanced
Categories
Development & CodeEducation & LearningProductivity & OfficeAI Assistant+2 more
Education & LearningAI Knowledge Management
Development & CodeProductivity & OfficeAI AgentAI Code Review+1 more
Development & CodeAI Code ReviewAI Coding Assistant
Tasks what each tool can do · 0 shared · core   partial
Tasks covered
5
5
4
4
Coding
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Code reviews
–
–
Digital information management
–
–
Knowledge exploration
–
–
Code documentation
–
–
Code snippets
–
–
–
Agents
–
–
–
Knowledge bases
–
–
–
Research
–
–
–
Agent management
–
–
–
Development
–
–
–
Note taking
–
–
–
Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 0
▲ 0
▲ 0
▲ 1
Saves
0
0
0
0
Reviews
0
0
0
0
Prompts
0
0
2
0
Verified listing
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–
–
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Traffic figures are third-party estimates for the tool's own domain; tools sharing a domain with a bigger product are not counted. Pricing is captured from each tool's site and may lag.