Best caching tools for web apps (worth paying for?)

We asked 10 models: Which caching services are actually worth paying for? Each named its own top 10.

Asked 4 ways: List request · Buyer asking for advice · Search query · Worth paying for?. Share of voice pools every wording.

Agreement between models: 35%
Same model, run twice: 58%
Different picks: 30

When agreement between models is well below a model's agreement with itself, the split reflects real differences in taste rather than randomness.

The consensus

Each cell is the position that model gave the pick; blank means it left the pick off. Click a row for each model's reasoning.

#	Pick	Listed by	Claude Haiku 5.5	GPT-6 Luna	Gemini 4 Argon	Qwen 3.8 Flash	DeepSeek V4 Pro	GLM-5.3	Kimi K3	MiniMax M3	Mistral Large 4	Nemotron 3 Ultra
1	AWS ElastiCache	10/10	1	1	1	1	6	2	1	6	1	3
Claude Haiku 5.5 (#1) Fully managed Redis and Memcached on AWS; reliable, scales well, low operational burden. GPT-6 Luna (#1) Reliable AWS-native caching with straightforward integration and minimal operational overhead. Gemini 4 Argon (#1) Unbeatable reliability, seamless AWS integration, and effortless scaling for Valkey and Memcached workloads. Qwen 3.8 Flash (#1) Deep AWS integration, both engines, hands-off ops for cloud-native shops. Kimi K3 (#1) Deep AWS integration, mature Redis and Memcached management, predictable operations. Mistral Large 4 (#1) Seamless AWS integration and eliminates Redis/Memcached ops overhead. GLM-5.3 (#2) Managed Redis/Memcached deeply integrated with AWS; pricey but effortless at scale. Nemotron 3 Ultra (#3) Fully managed Redis/Memcached, deep AWS integration MiniMax M3 (#6) Managed Redis/Memcached tightly integrated with the AWS ecosystem.
2	Cloudflare	7/10		3	3		1	7	2	1		2
DeepSeek V4 Pro (#1) Massive global edge network, DDoS protection, and generous free tier before paying. MiniMax M3 (#1) Fast, global, cheap — unbeatable value for static and dynamic caching. Kimi K3 (#2) Best edge caching value, generous free tier, global network, simple pricing. GPT-6 Luna (#3) Cost-effective CDN and edge caching with unusually broad global reach. Gemini 4 Argon (#3) Global edge caching with zero egress fees and instant cache purging at unmatched value. GLM-5.3 (#7) CDN plus caching for the edge at an unbeatable price-performance ratio.
3	Redis Cloud	8/10	7	2	4	2		1	7	8	2
GLM-5.3 (#1) The de facto standard for caching; fast, reliable, generous free tier, easy scaling. GPT-6 Luna (#2) Mature managed Redis with strong performance, broad ecosystem, and flexible deployment options. Qwen 3.8 Flash (#2) Managed Redis with HA, scaling; the default paid cache for many teams. Mistral Large 4 (#2) Fastest managed in-memory cache, battle-tested at massive scale. Gemini 4 Argon (#4) Sub-millisecond latency with active-active geo-distribution and advanced data structures straight from the original creators. Kimi K3 (#7) Fully managed Redis with strong reliability, scaling, and support worth paying for.
4	Fastly	7/10		5	7		2	6	4	2		4
DeepSeek V4 Pro (#2) Real-time purging, edge compute, and superior control for DevOps-heavy teams. MiniMax M3 (#2) Edge computing plus instant purging; best for high-traffic dynamic sites. Kimi K3 (#4) Exceptional edge caching and instant purging for performance-critical teams. GPT-6 Luna (#5) Powerful programmable edge caching for teams needing precise control and fast purges. GLM-5.3 (#6) Best-in-class instant purging and edge cache control for demanding sites. Gemini 4 Argon (#7) Instantaneous global cache invalidation and programmable edge logic worth every penny for high-traffic media.
5	Google Memorystore	8/10	2	6	6	3		4	8		7	8
Claude Haiku 5.5 (#2) Managed Redis and Memcached on Google Cloud; hands-off operations and good availability. Qwen 3.8 Flash (#3) Fully managed Redis on GCP with tight IAM/VPC integration. GLM-5.3 (#4) Low-latency managed Redis for GCP workloads despite a high entry cost. GPT-6 Luna (#6) Convenient managed Redis and Memcached for workloads already on Google Cloud. Gemini 4 Argon (#6) Turnkey management and low-latency VPC peering make it essential for teams committed to Google Cloud. Mistral Large 4 (#7) Fully managed Redis/Memcached with strong GCP native support. Kimi K3 (#8) Reliable managed Redis and Memcached with straightforward GCP operations. Nemotron 3 Ultra (#8) Managed Redis/Memcached, tight GCP integration
6	Azure Cache for Redis	8/10	4	7	8	5		3	5	9	5
GLM-5.3 (#3) The obvious managed choice for Azure shops; solid and well-supported. Claude Haiku 5.5 (#4) Managed Redis on Azure with solid integration, replication, and enterprise-grade SLAs. Qwen 3.8 Flash (#5) Native Azure option with clustering and premium persistence features. Kimi K3 (#5) Best fit for Microsoft shops needing managed Redis with enterprise integration. Mistral Large 4 (#5) Deep Azure ecosystem integration with enterprise-grade reliability. GPT-6 Luna (#7) Solid managed cache choice for Microsoft-centric cloud infrastructure. Gemini 4 Argon (#8) Deep enterprise integration and geo-replication that justify the cost for heavy Microsoft workloads.
7	Redis Enterprise	5/10					3		3	5	8	1
Nemotron 3 Ultra (#1) Managed Redis with enterprise features, zero ops overhead DeepSeek V4 Pro (#3) Blazing in-memory performance with persistence; essential for real-time workloads at scale. MiniMax M3 (#5) Premium managed Redis with HA, durability, and strong consistency.
8	Upstash	4/10	6		2	6					3
Gemini 4 Argon (#2) Consumption-based pricing and instant HTTP access make it the undisputed king for serverless applications. Mistral Large 4 (#3) Serverless Redis with per-request pricing, perfect for variable workloads. Qwen 3.8 Flash (#6) Serverless pay-per-request model is ideal for variable or small workloads.
9	Memcached	4/10	5				4			7	9
DeepSeek V4 Pro (#4) Dead-simple distributed object caching; proven at massive scale with minimal overhead. Claude Haiku 5.5 (#5) Simple, fast, proven multi-threaded cache for pure key-value workloads at low cost. MiniMax M3 (#7) Simple, affordable object cache drop-in for WordPress and PHP apps.
10	Memcached Cloud	3/10				4		5			6
Qwen 3.8 Flash (#4) Best managed Memcached option when you need simple object caching at scale. GLM-5.3 (#5) Simple, lean, fast key-value caching when you don't need Redis extras. Mistral Large 4 (#6) Simple, proven object caching with predictable Memcached semantics.
11	Akamai	4/10		8			10			4		5
GPT-6 Luna (#8) Proven enterprise CDN caching for large-scale global traffic and complex requirements. DeepSeek V4 Pro (#10) Unrivaled enterprise reliability and security for mission-critical global web delivery.
12	Varnish Enterprise	4/10		9					10	3		7
MiniMax M3 (#3) Powerful, programmable HTTP accelerator for serious infrastructure teams. Nemotron 3 Ultra (#7) High-performance HTTP caching, flexible VCL, professional support GPT-6 Luna (#9) High-performance HTTP caching suited to demanding, cache-heavy web delivery.
13	AWS CloudFront	4/10		4		10	9					6
GPT-6 Luna (#4) Excellent global edge caching that can materially cut latency and origin bandwidth. DeepSeek V4 Pro (#9) Tight AWS integration, pay-as-you-go pricing, and broad feature set for global delivery.
14	Redis	2/10	3				8
Claude Haiku 5.5 (#3) Industry-standard in-memory store; versatile data structures, mature ecosystem, strong managed options.
15	Momento	3/10	9		5			9
Gemini 4 Argon (#5) Truly serverless caching that requires zero capacity planning, connection management, or cluster maintenance.

15 lower-scoring picks are not shown; every ballot below lists them in full.

Most divisive

Picks most models listed, at very different positions

Redis Cloud#1 for GLM-5.3 #8 for MiniMax M3
Redis Enterprise#1 for Nemotron 3 Ultra #8 for Mistral Large 4
Varnish Enterprise#3 for MiniMax M3 #10 for Kimi K3

Hot takes

Picks that appear on only one ballot

Varnish at #5, only DeepSeek V4 Pro
KeyDB at #7, only Qwen 3.8 Flash
KeyCDN at #7, only DeepSeek V4 Pro
Hazelcast at #8, only Claude Haiku 5.5
Amazon DynamoDB Accelerator at #8, only Qwen 3.8 Flash
Varnish Cloud at #8, only GLM-5.3
Valkey at #9, only Kimi K3
Aerospike at #10, only Claude Haiku 5.5
Google Cloud CDN at #10, only GPT-6 Luna
Aiven for Valkey at #10, only Gemini 4 Argon
NGINX Plus at #10, only GLM-5.3
Akamai Ion at #10, only MiniMax M3

Every ballot

Hover a pick to find it on the other ballots. Marked picks appear on no other ballot.

Claude Haiku 5.5

AWS ElastiCache
Google Memorystore
Redis
Azure Cache for Redis
Memcached
Upstash
Redis Cloud
Hazelcast
Momento
Aerospike

55% with consensus · 57% self-consistent

GPT-6 Luna

AWS ElastiCache
Redis Cloud
Cloudflare
AWS CloudFront
Fastly
Google Memorystore
Azure Cache for Redis
Akamai
Varnish Enterprise
Google Cloud CDN

79% with consensus · 65% self-consistent

Gemini 4 Argon

AWS ElastiCache
Upstash
Cloudflare
Redis Cloud
Momento
Google Memorystore
Fastly
Azure Cache for Redis
Dragonfly
Aiven for Valkey

73% with consensus · 81% self-consistent

Qwen 3.8 Flash

AWS ElastiCache
Redis Cloud
Google Memorystore
Memcached Cloud
Azure Cache for Redis
Upstash
KeyDB
Amazon DynamoDB Accelerator
Dragonfly
AWS CloudFront

65% with consensus · 54% self-consistent

DeepSeek V4 Pro

Cloudflare
Fastly
Redis Enterprise
Memcached
Varnish
AWS ElastiCache
KeyCDN
Redis
AWS CloudFront
Akamai

40% with consensus · 53% self-consistent

GLM-5.3

Redis Cloud
AWS ElastiCache
Azure Cache for Redis
Google Memorystore
Memcached Cloud
Fastly
Cloudflare
Varnish Cloud
Momento
NGINX Plus

56% with consensus · 69% self-consistent

Kimi K3

AWS ElastiCache
Cloudflare
Redis Enterprise
Fastly
Azure Cache for Redis
Dragonfly
Redis Cloud
Google Memorystore
Valkey
Varnish Enterprise

81% with consensus · 37% self-consistent

MiniMax M3

Cloudflare
Fastly
Varnish Enterprise
Akamai
Redis Enterprise
AWS ElastiCache
Memcached
Redis Cloud
Azure Cache for Redis
Akamai Ion

44% with consensus · 80% self-consistent

Mistral Large 4

AWS ElastiCache
Redis Cloud
Upstash
Cloudflare KV / Cache Reserve
Azure Cache for Redis
Memcached Cloud
Google Memorystore
Redis Enterprise
Memcached
Fastly Compute

65% with consensus · 45% self-consistent

Nemotron 3 Ultra

Redis Enterprise
Cloudflare
AWS ElastiCache
Fastly
Akamai
AWS CloudFront
Varnish Enterprise
Google Memorystore
Cloudflare KV / Cache Reserve
Fastly Compute

50% with consensus · 38% self-consistent

Who agrees with whom

Overlap between two models' lists, weighted toward the top · 100 means identical · Color runs from 6 (lightest) to 77 (darkest)

	Claude Haiku 5.5	GPT-6 Luna	Gemini 4 Argon	Qwen 3.8 Flash	DeepSeek V4 Pro	GLM-5.3	Kimi K3	MiniMax M3	Mistral Large 4	Nemotron 3 Ultra
Claude Haiku 5.5		48	53	65	14	45	49	12	56	16
GPT-6 Luna	48		70	66	28	58	67	33	64	45
Gemini 4 Argon	53	70		59	22	46	63	26	65	33
Qwen 3.8 Flash	65	66	59		6	65	50	9	77	17
DeepSeek V4 Pro	14	28	22	6		13	49	73	9	51
GLM-5.3	45	58	46	65	13		42	17	57	25
Kimi K3	49	67	63	50	49	42		47	51	61
MiniMax M3	12	33	26	9	73	17	47		12	53
Mistral Large 4	56	64	65	77	9	57	51	12		20
Nemotron 3 Ultra	16	45	33	17	51	25	61	53	20