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LLM gateways and observability · November 2026 Edition

Bifrost vs Helicone

One of fourteen models named Bifrost first on the direct prompt; zero named Helicone. Bifrost was named by twelve of the fourteen models and Helicone by seven and Bifrost carries 33 labels and Helicone 16, so the shares are not directly comparable.

Bifrost

accepted challenger

Named in four categories this edition.

Helicone

accepted challenger

Named in one category this edition.

First-choice share6%4%Of first choices across the direct, paraphrase, budget and scale prompts, 0 to 100.
Negative rate3%6%Negative labels as a share of the product's labels, 0 to 100.
Rank in category#3#4A position in a field of 9; printed, not drawn.
Labels3316A count; the two differ.
The two percentage rows are drawn on one 0 to 100 track, Bifrost reading right to left. Rank and label count are printed, not drawn.Portkey was named alongside these two in fourteen of the fourteen direct answers. LiteLLM vs Bifrost · LiteLLM vs Helicone · Portkey vs Bifrost

Share is the count of first choices across the direct, paraphrase, budget and scale prompts over all fourteen models, for a mid-market B2B company; rank is within the category; every quote names the model and the prompt it came from. Both figures come from the LLM gateways and observability page.

By framing

How many of the fourteen models made each the first choice, per way of asking, and how many argued against it.
BifrostFirst choices, of fourteen modelsHelicone
Direct101 against Bifrost
Paraphrase12
Comparative80
Budget-constrained10
Scale-constrained00
Negative001 against Helicone
Bars are first choices, 0 to 14 each sideModels that argued againstA model can name both, so the two sides of a row do not sum to fourteen.

Across every category in the November 2026 Edition, Bifrost and Helicone were named in the same answer twenty-three times, of the 121 answers naming Bifrost and the 58 naming Helicone. In those answers Helicone took the first choice one time and Bifrost seven.

Every model, every framing

The eighty-four answers behind the chart above, one cell each: where Bifrost and Helicone stood in it.
ModelDirectParaphraseComparativeBudget-constrainedScale-constrainedNegative
Claude Haiku 4.5
GPT-5.4 mini
Gemini 3.5 Flash
Perplexity Sonar
Grok 4.20
Mistral Small
DeepSeek V4 Flash
Llama 4 Maverick
Qwen 3.7 Flash
Kimi K2
GLM 4.7 FlashX
MiniMax M2.5
GPT-6 Luna
Muse Glimmer 30B
Bifrost Helicone first choice named as an alternative argued againstblank: not namedEach cell is one answer, Bifrost on the left and Helicone on the right.

The direct prompt

The plain question, one answer per model, grouped by where Bifrost and Helicone stood in it.

Bifrost first, Helicone not the choice

1 of 14 modelsHelicone was named in the answer but not as the choice, or not at all.
DeepSeek V4 FlashBifrost, Portkey alternatives: Amazon Bedrock, Azure API Management, LiteLLM

Neither was the first choice, one was named

6 of 14 modelsThe answer put something else first and named one of the two as an alternative.
Claude Haiku 4.5Nexos.ai, Portkey alternatives: Bifrost, LiteLLM, OpenRouter
Gemini 3.5 FlashLiteLLM, Portkey alternatives: Bifrost, Cloudflare AI Gateway
Perplexity SonarPortkey alternatives: Bifrost, LiteLLM, OpenRouter
Qwen 3.7 FlashLiteLLM, Portkey alternatives: Bifrost, Cloudflare AI Gateway, Kong AI Gateway, OpenRouter
GLM 4.7 FlashXLiteLLM alternatives: Bifrost, Kong AI Gateway, Portkey
MiniMax M2.5LiteLLM alternatives: Cloudflare AI Gateway, Helicone, OpenRouter, Portkey

Neither was named

7 of 14 modelsThe answer made no first choice from these two in this category.
GPT-5.4 miniOpenRouter alternatives: Kong AI Gateway, LiteLLM, Portkey
Grok 4.20Portkey alternatives: Cloudflare AI Gateway, LiteLLM
Mistral SmallLiteLLM, Portkey alternatives: OpenRouter, Requesty
Llama 4 MaverickFastRouter alternatives: Concentrate, LiteLLM, OpenRouter, Portkey
Kimi K2Portkey alternatives: FastRouter, Kong AI Gateway, LiteLLM, TrueFoundry AI Gateway
GPT-6 LunaPortkey alternatives: Cloudflare AI Gateway, LiteLLM
Muse Glimmer 30BLiteLLM, Portkey alternatives: Kong AI Gateway, TrueFoundry AI Gateway

Bold names in an answer are the products the judge labeled a first choice; a model naming several gives each of them that label. The full answer text for every row is in the record.

By buyer segment

The same question asked on behalf of a different buyer. Each standing is computed within its segment and they are never added together. The figures above are the mid-market standing, which is the one the category orders by.
Small business
Helicone leads by ten points.
Helicone10%#3 of 9
Bifrost0%#8 of 9
The full small business standing →
Mid-marketThe figures above
The order flips: Bifrost leads at mid-market.
Bifrost6%#3 of 9
Helicone4%#4 of 9
The full mid-market standing →
Enterprise
Bifrost leads by twenty-three points.
Bifrost23%#1 of 10
Helicone0%#9 of 10
The full enterprise standing →

What the models said about Bifrost

Every negative label with a quote, up to three, then the highest-weighted positives, up to three. Four of five in this category shown.

“it may be overkill (and more enterprise-focused) for simpler mid-market needs” Grok 4.20 · direct prompt · soft negative
“Bifrost leads on published performance (11 microseconds of overhead at 5,000 RPS) and is the only one here with governance and an MCP gateway in the same open-source binary.” Muse Glimmer 30B · comparative prompt · first choice
“Bifrost leads for production at a benchmarked 11 microseconds of overhead, with a Go core, native MCP gateway, semantic caching, and virtual-key governance” Claude Haiku 4.5 · comparative prompt · first choice
“Bifrost leads in performance with 11 microseconds of overhead at 5,000 RPS and offers advanced governance features.” Llama 4 Maverick · comparative prompt · first choice

What the models said about Helicone

Every negative label with a quote, up to three, then the highest-weighted positives, up to three. Four of five in this category shown.

“Managed/third-party hosted gateways with weak privacy controls (e.g., some observability-focused ones like early PromptLayer or Helicone variants)” Grok 4.20 · negative prompt · soft negative
“My top pick for a typical mid-sized B2B company: Start with Helicone.” Qwen 3.7 Flash · paraphrase prompt · first choice
“I recommend Helicone as the best all-around choice” Kimi K2 · paraphrase prompt · first choice
“Excellent observability, caching, and cost analytics | Stronger on monitoring than routing; paid plans for advanced usage” Grok 4.20 · budget prompt · alternative
Also compared

Comparisons are drawn for the top eight products in each category, each against each. The output is the models' output; nothing here is a recommendation by the index.