added new second gen embeddingsas default
diff --git a/man/gpt3_embeddings.Rd b/man/gpt3_embeddings.Rd
index 6c2ac9a..db44b30 100644
--- a/man/gpt3_embeddings.Rd
+++ b/man/gpt3_embeddings.Rd
@@ -4,13 +4,13 @@
 \alias{gpt3_embeddings}
 \title{Retrieves text embeddings for character input from a vector from the GPT-3 API}
 \usage{
-gpt3_embeddings(input_var, id_var, param_model = "text-similarity-ada-001")
+gpt3_embeddings(input_var, id_var, param_model = "text-embedding-ada-002")
 }
 \arguments{
 \item{input_var}{character vector that contains the texts for which you want to obtain text embeddings from the GPT-3 model
 #' @param id_var (optional) character vector that contains the user-defined ids of the prompts. See details.}
 
-\item{param_model}{a character vector that indicates the \href{https://beta.openai.com/docs/guides/embeddings/similarity-embeddings}{similarity embedding model}; one of "text-similarity-ada-001" (default), "text-similarity-curie-001", "text-similarity-babbage-001", "text-similarity-davinci-001"}
+\item{param_model}{a character vector that indicates the \href{https://beta.openai.com/docs/guides/embeddings/embedding-models}{embedding model}; one of "text-embedding-ada-002" (default), "text-similarity-ada-001", "text-similarity-curie-001", "text-similarity-babbage-001", "text-similarity-davinci-001"}
 }
 \value{
 A data.table with the embeddings as separate columns; one row represents one input text. See details.
@@ -19,10 +19,11 @@
 \code{gpt3_embeddings()} extends the single embeddings function \code{gpt3_single_embedding()} to allow for the processing of a whole vector
 }
 \details{
-The returned data.table contains the column \code{id} which indicates the text id (or its generic alternative if not specified) and the columns \code{dim_1} ... \verb{dim_\{max\}}, where \code{max} is the length of the text embeddings vector that the four different models return. For the default "Ada" model, these are 1024 dimensions (i.e., \code{dim_1}... \code{dim_1024}).
+The returned data.table contains the column \code{id} which indicates the text id (or its generic alternative if not specified) and the columns \code{dim_1} ... \verb{dim_\{max\}}, where \code{max} is the length of the text embeddings vector that the different models (see below) return. For the default "Ada 2nd gen." model, these are 1536 dimensions (i.e., \code{dim_1}... \code{dim_1536}).
 
-The function supports the text similarity embeddings for the four GPT-3 models as specified in the parameter list. The main difference between the four models is the sophistication of the embedding representation as indicated by the vector embedding size.
+The function supports the text similarity embeddings for the \href{https://beta.openai.com/docs/guides/embeddings/embedding-models}{five GPT-3 embeddings models} as specified in the parameter list. It is strongly advised to use the second generation model "text-embedding-ada-002". The main difference between the five models is the size of the embedding representation as indicated by the vector embedding size and the pricing. The newest model (default) is the fastest, cheapest and highest quality one.
 \itemize{
+\item Ada 2nd generation \code{text-embedding-ada-002} (1536 dimensions)
 \item Ada (1024 dimensions)
 \item Babbage (2048 dimensions)
 \item Curie (4096 dimensions)
diff --git a/man/gpt3_single_embedding.Rd b/man/gpt3_single_embedding.Rd
index 4b38629..106f3c9 100644
--- a/man/gpt3_single_embedding.Rd
+++ b/man/gpt3_single_embedding.Rd
@@ -4,12 +4,12 @@
 \alias{gpt3_single_embedding}
 \title{Obtains text embeddings for a single character (string) from the GPT-3 API}
 \usage{
-gpt3_single_embedding(input, model = "text-similarity-ada-001")
+gpt3_single_embedding(input, model = "text-embedding-ada-002")
 }
 \arguments{
 \item{input}{character that contains the text for which you want to obtain text embeddings from the GPT-3 model}
 
-\item{model}{a character vector that indicates the \href{https://beta.openai.com/docs/guides/embeddings/similarity-embeddings}{similarity embedding model}; one of "text-similarity-ada-001" (default), "text-similarity-curie-001", "text-similarity-babbage-001", "text-similarity-davinci-001"}
+\item{model}{a character vector that indicates the \href{https://beta.openai.com/docs/guides/embeddings/similarity-embeddings}{similarity embedding model}; one of "text-embedding-ada-002" (default), "text-similarity-ada-001", "text-similarity-curie-001", "text-similarity-babbage-001", "text-similarity-davinci-001". Note: it is strongly recommend to use the faster, cheaper and higher quality second generation embeddings model "text-embedding-ada-002".}
 }
 \value{
 A numeric vector (= the embedding vector)
@@ -20,6 +20,7 @@
 \details{
 The function supports the text similarity embeddings for the four GPT-3 models as specified in the parameter list. The main difference between the four models is the sophistication of the embedding representation as indicated by the vector embedding size.
 \itemize{
+\item Second-generation embeddings model \code{text-embedding-ada-002} (1536 dimensions)
 \item Ada (1024 dimensions)
 \item Babbage (2048 dimensions)
 \item Curie (4096 dimensions)
diff --git a/man/price_base_davinci.Rd b/man/price_base_davinci.Rd
new file mode 100644
index 0000000..b78e21e
--- /dev/null
+++ b/man/price_base_davinci.Rd
@@ -0,0 +1,16 @@
+% Generated by roxygen2: do not edit by hand
+% Please edit documentation in R/request_prices.R
+\docType{data}
+\name{price_base_davinci}
+\alias{price_base_davinci}
+\title{Contains the pricing for completion requests (see: \url{https://openai.com/api/pricing/#faq-completions-pricing})}
+\format{
+An object of class \code{numeric} of length 1.
+}
+\usage{
+price_base_davinci
+}
+\description{
+These are the prices listed for 1k tokens of requests for the various models. These are needed for the \code{rgpt3_cost_estimate(...)} function.
+}
+\keyword{datasets}