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PPLX Online LLMs

Retired · Language · Milestone

PPLX Online LLMs were two Perplexity language models, pplx-7b-online and pplx-70b-online, released on 29 November 2023 through pplx-api and the Perplexity Labs playground. Perplexity says they were fine-tuned from mistral-7b and llama2-70b to answer with website excerpts from its own search index; both had left the API by 14 May 2024. [1] [2] [3] Primary source

Timeline of PPLX Online LLMs →

Claims and evidence

  • Released Primary source[1]page date; Accessing Perplexity’s Online Models
  • Retired Date on which the last of the two models, pplx-7b-online, stopped being available through the API; pplx-70b-online was announced for removal earlier, as of 2024-03-15 (see the variants). The notice gives May 14 without a year; it was published in 2024. Primary source[4]April 2024, Model Deprecation Notice [3]
  • Status Retired Primary source[4]April 2024, Model Deprecation Notice [5]Model Deprecation Notice
  • Replaced by Llama 3 SonarThe May 2024 notice that removed pplx-7b-online recommends switching to models from the Llama 3 family, among them the llama-3-sonar ids. No replacement was named for pplx-70b-online in February 2024. Archived primaryOriginal source unavailable[3]
  • Derived from (fine tune) Mistral 7B (Mistral AI)pplx-7b-online is built on Mistral 7B. Primary source[1]
  • Derived from (fine tune) Llama 2 (Meta)pplx-70b-online is built on Llama 2 70B. Primary source[1]
    • Feature RetrievalResponses draw on website excerpts (snippets) from Perplexity’s own search index. Primary source[1]PPLX Online LLMs
    • Context window 4096 tokensBoth online models at release. The February 2024 changelog says the context of all Perplexity models was doubled from 8k to 16k, with 4k reserved for search results in online models. Archived primaryOriginal source unavailable[6]Supported Models table
    • Access API, consumer appAPI: pplx-api, which left beta for general release with this launch. consumer-app: the Perplexity Labs playground. Primary source[1]first paragraph; Accessing Perplexity’s Online Models [2]

    Lineage

    Predecessors

    No known predecessor.

    Successors

    Based on

    • Mistral 7B · Mistral AI · 27 September 2023 · derived (fine tune)
    • Llama 2 · Meta · 18 July 2023 · derived (fine tune)

    Variants and derived

    None recorded.

    Siblings

    None recorded.

    All ancestors

    • LLaMA · Meta · 24 February 2023
    • Llama 2 · Meta · 18 July 2023
    • Mistral 7B · Mistral AI · 27 September 2023

    All descendants

    Variants

    pplx-7b-online

    • Deprecated Month of the deprecation notice.Other sources give: [4]April 2024, Model Deprecation Notice The live changelog files the same notice under April 2024. Archived primaryOriginal source unavailable[3]page data createdAt 2024-05-07T03:53Z
    • Retired Primary source[4]April 2024, Model Deprecation Notice [3]
    • Variant Inline variant in this record.Perplexity says it was fine-tuned from Mistral AI’s mistral-7b. An offline companion, pplx-7b-chat, is not covered by this record. Primary source[1]Generating Model Responses

    Status: Retired Evidence not assessed [4]April 2024, Model Deprecation Notice

    Differs in:

    • Parameters: Not disclosed Evidence not assessed No source

    pplx-70b-online

    • Deprecated Date of the February 2024 changelog post that announced the removal. Primary source[5]Model Deprecation Notice; page data createdAt 2024-02-23T23:21Z
    • Retired The February notice gives March 15 without a year; it was published in February 2024.Other sources give: [3] [7]Model Deprecation Notice, April 2024 The May 2024 notice lists pplx-70b-chat and pplx-70b-online again among the model names and aliases no longer accessible as of May 14, which suggests the id was still accepted after March 15. Primary source[5]Model Deprecation Notice [7]API Updates, February 2024
    • Variant Inline variant in this record.Perplexity says it was fine-tuned from Meta’s llama2-70b. An offline companion, pplx-70b-chat, is not covered by this record. Primary source[1]Generating Model Responses

    Status: Retired Evidence not assessed [5]Model Deprecation Notice [3]

    Differs in:

    • Parameters: Not disclosed Evidence not assessed No source

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