Karpathy Wiki
Agentic Memory
Where it ranks
Hosted providers index what you write on their own infrastructure; local stores do not, so the two are also ranked apart. Agentic Memory Index v0.1, released 2026-08-03.
Time to ready
local
#1 of all measured tools (tied)
Agentic Memory Index score
98.5
#1 of all measured tools
Overall pass rate
98%
#1 of all measured tools
Recall speed, median
0.03s
#1 of all measured tools
Store speed, median
0.05s
#1 of all measured tools
Answer latency, median
2.7s
#1 of all measured tools
Cost per 1,000 successful answers
$568.93
#8 of all measured tools
Podium
1st · Agentic Memory Index
98.5
1st · Direct Recall
98%
1st · Updated Facts
100%
Check your own agent memory
See what your agent memory gets right, what it forgets, and where it fails. Tell us which memory system you build or use and we’ll show you what the overall score doesn’t tell you.
Agentic Memory Index
v0.198.5
CI 96.7–99.4
Rank 1 of 8
Failure Attributioni
Long-term retentioni
How well early facts survive: probed at five checkpoints across 56 working sessions.
Speed
Onboard
1.0 min
Time to ready
local
Time to store
62.0s
Answer speed
2.7s
Cost
Per 1,000 successful answers: agent token spend, the entry paid tier amortized at its capacity, and embeddings where billed separately.
Cost per 1k successful answers
$568.93
Agent Tokens
$568.93
Subscription
$0.00
Embeddings
$0.00
Pricing
Free tier
Always
Starting at
$0
Open source
Open method
List prices as of Jul 27, 2026.