Comparison

Turbopuffer vs txtai

On the evidence we track, Turbopuffer leads this comparison with a composite score of 70/100. Scores are only directly comparable because these tools share a category; the full breakdown and every source is below.

Turbopuffer full profile →txtai full profile →

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★Turbopuffer70

txtai63

Attribute comparison across 2 tools
Attribute	TurbopufferLeader	txtai
Vioscale score	70 / 100medium · 61%	63 / 100medium · 56%
Pricing
Free tierpricing.free_tier	✗	✓
Modelpricing.model	commercial	open_source
Price levelpricing.price_level	mid	free
Transparentpricing.transparent	✓	✓
Integrations
Countintegrations.count	-	10
Security
Disclosure policysecurity.disclosure_policy	✓	-
Gdprsecurity.gdpr	✓	-
Hipaasecurity.hipaa	✓	-
Scorecardsecurity.scorecard	-	4.9
Soc2security.soc2	✓	-
Vulnerabilitiessecurity.vulnerabilities	-	Count: 0 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=pypi&package_name=txtai&per_page=100 · Last 12m: 0
Reliability
Sla pctreliability.sla_pct	99.95	-
Status pagereliability.status_page	✓	✓
Adoption
Dependent reposadoption.dependent_repos	-	14
Github starsadoption.github_stars	-	12,909
Activity
Commits last 30dactivity.commits_last_30d	-	70
Release
Cadence daysrelease.cadence_days	-	26
Historyrelease.history	-	20 items
License
Spdxlicense.spdx	-	Apache-2.0
Language
Primarylanguage.primary	-	Python
Market
Availabilitymarket.availability	Available worldwide · Popular in US, CA · HQ CA	-

Score

Vioscale score

Turbopuffer70 / 100medium · 61%

txtai63 / 100medium · 56%

Pricing

Free tier

Turbopuffer✗

txtai✓

Model

Turbopuffercommercial

txtaiopen_source

Price level

Turbopuffermid

txtaifree

Transparent

Turbopuffer✓

txtai✓

Integrations

Count

Turbopuffer–

txtai10

Security

Disclosure policy

Turbopuffer✓

txtai–

Gdpr

Turbopuffer✓

txtai–

Hipaa

Turbopuffer✓

txtai–

Scorecard

Turbopuffer–

txtai4.9

Soc2

Turbopuffer✓

txtai–

Vulnerabilities

Turbopuffer–

txtaiCount: 0 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=pypi&package_name=txtai&per_page=100 · Last 12m: 0

Reliability

Sla pct

Turbopuffer99.95

txtai–

Status page

Turbopuffer✓

txtai✓

Adoption

Dependent repos

Turbopuffer–

txtai14

Github stars

Turbopuffer–

txtai12,909

Activity

Commits last 30d

Turbopuffer–

txtai70

Release

Cadence days

Turbopuffer–

txtai26

History

Turbopuffer–

txtai20 items

License

Spdx

Turbopuffer–

txtaiApache-2.0

Language

Primary

Turbopuffer–

txtaiPython

Market

Availability

TurbopufferAvailable worldwide · Popular in US, CA · HQ CA

txtai–

Capabilities

Feature-by-feature on the axes that matter for vector databases. “-” means undocumented, not absent.

Capability comparison for Vector Databases
Capability	Turbopuffer	txtai
Deployment
Deployment	Managed	Embedded
Serverless / consumption pricing	✓	-
Index
ANN index (HNSW / IVF / DiskANN / ScaNN / flat)	-	HNSW, IVF, IVFSparse, milvus-lite, turbovec, zvec
Distance metrics (cosine / dot / Euclidean)	-	cosine
Query
Metadata filtering	Pre-filter	Pre-filter
Hybrid search (dense + sparse fusion)	✓	✓
Built-in BM25 / lexical	✓	✓
Storage
Quantization	-	Scalar
On-disk vs in-memory	Tiered	Disk-backed
Scale
Multi-tenancy (namespaces / collections / tenants)	✓	✓
Horizontal scale	Sharded / distributed	Sharded / distributed
Consistency
Consistency	Tunable	Tunable
Licensing
Licence class	Proprietary	Permissive OSS
Classification
Purpose-built vs feature-of-parent	Dedicated DBMS	Dedicated DBMS

Deployment

TurbopufferManaged

txtaiEmbedded

Serverless / consumption pricing

Turbopuffer✓

txtai-

Index

ANN index (HNSW / IVF / DiskANN / ScaNN / flat)

Turbopuffer-

txtaiHNSW, IVF, IVFSparse, milvus-lite, turbovec, zvec

Distance metrics (cosine / dot / Euclidean)

Turbopuffer-

txtaicosine

Query

Metadata filtering

TurbopufferPre-filter

txtaiPre-filter

Hybrid search (dense + sparse fusion)

Turbopuffer✓

txtai✓

Built-in BM25 / lexical

Turbopuffer✓

txtai✓

Storage

Quantization

Turbopuffer-

txtaiScalar

On-disk vs in-memory

TurbopufferTiered

txtaiDisk-backed

Scale

Multi-tenancy (namespaces / collections / tenants)

Turbopuffer✓

txtai✓

Horizontal scale

TurbopufferSharded / distributed

txtaiSharded / distributed

Consistency

TurbopufferTunable

txtaiTunable

Licensing

Licence class

TurbopufferProprietary

txtaiPermissive OSS

Classification

Purpose-built vs feature-of-parent

TurbopufferDedicated DBMS

txtaiDedicated DBMS

What each one is

The product in its own terms, so the numbers below have context.

Turbopuffer

Leader

Vector and full-text search database built on object storage, offering 10x cheaper cost and extreme scalability for AI applications, semantic search, and recommendation systems.

Independently observed

txtai

txtai is an open-source Python framework for building semantic search applications, LLM-powered agents, retrieval augmented generation systems, and language model workflows with support for multiple vector backends and integration with various LLMs.

Independently observed

Pricing

List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.

Turbopuffer

Leader

from $16/moUsage-based

From $16/month. Usage-based with per-TB-queried pricing ($1/PB base rate with volume discounts up to 96%).

Launch$16/month minimum, usage-based overage
Scale-
- IP allowlisting
- SSO
EnterpriseContact sales
- Customer managed encryption
- Private networking
- IP allowlisting
- SSO
- Privileged access management
- +2 more

as of 2026-08-13verify ↗

txtai

Open sourceFree tier

as of 2026-08-21verify ↗

Platform & deployment

Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.

Platform and deployment support comparison
Supports	Turbopuffer	txtai
WebPlatforms	✓	✓
CLIPlatforms	✗	✓
Cloud / SaaSDeployment	✓	✓
Self-hostedDeployment	✓	✓
On-premiseDeployment	✓	✗
HybridDeployment	✓	✗

Platforms

Web

Turbopuffer✓

txtai✓

CLI

Turbopuffer✗

txtai✓

Deployment

Cloud / SaaS

Turbopuffer✓

txtai✓

Self-hosted

Turbopuffer✓

txtai✓

On-premise

Turbopuffer✓

txtai✗

Hybrid

Turbopuffer✓

txtai✗

Integrations

What each product connects to. Counts come from the vendor's own integration directory where one exists.

Turbopuffer

Leader

Not documented yet.

txtai

11 total

llama.cpp
LiteLLM
Hugging Face
OpenAI
Claude
AWS Bedrock
smolagents
OpenCode
DuckDB
Milvus
LiteRT

Independently observed

Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.